Jewelry makers mark symbols

WorthPoint’s Marks and Library database is intended to be a clear and practical way to find and identify maker’s marks, as well as a resource for further researching your item beyond simply discovering its value. Find out for yourself how WorthPoint’s Marks and Library resources can be combined with the Worthopedia’s powerful price ...

Gold Hallmarks. Gold hallmarks originated to show the purity of gold in a piece of gold jewellery and included the mark of the assaying office that certified the purity as well as the fineness or caratage of the gold. Later, …Definition of Hallmarks. Hallmarks are small markings or symbols that are stamped on jewelry to indicate various characteristics such as the metal type, purity, and origin. These markings are typically found on the inside of a ring, on the clasp of a necklace, or on the back of a piece of jewelry. They are usually a combination of letters ...Gold, silver, and platinum jewelry can be stamped or engraved with a number of small marks, usually placed in discreet places — like the back of an earring, inside of …Maker's Mark: Name: Period & Symbol: Location; André Aucoc: 1887-1911 A rooster above AA / Deux lettres A , surmonté d'un coq 6 rue de la Paix Paris • Alexandre-Auguste Turquet The following list of Russian marks is for makers using the Latin alphabet. For Russian makers' marks using the Cyrillic alphabet, click here. A. (Latin) A G K. Alexander Nordert Gotkovski. Александр Нордерт Готковский. St. Petersburg 1799-1835. Hallmarks are a symbol of culture that Native artists use to imbue their work with belief and have become a fundamental aspect of art today. These stamps can distinguish both the artist and the heritage as they represent. NativeAmericanJewelry.com encourages guests to learn more about hallmarks along with the artisans that make them by checking ...Maker’s markings. Maker’s markings are stamped on jewelry to indicate a piece’s authenticity. These marks are typically of the manufacturer’s initials, name, or a symbol that represents their brand. Jewelry with the following maker’s markings have a high resale value: T & Co. or Tiffany & Co. Cartier.Taxco Silver Marks. In the early 1900s, silver bars were just marked ‘sterling’ or ‘silver.’. Sometimes the town of origin was included and often the percentage of silver. Usually, these are standardized to 980, 950, or 925, the latter being the most common. Silver is a soft ore, and therefore it often needs to be mixed with a harder ...

The maker's mark is a stamp or engraving on the jewelry that identifies the maker or manufacturer of the piece. The maker's mark is typically found on the back of the jewelry piece, either on the clasp, the back of the brooch, or the inside of the bracelet. You may browse our current selection of vintage & designer costume jewlery in our shop. Jewelry Identification. Portuguese Hallmark with Deer and .800 Gold Fineness. This Mark has been Stamped at the Porto Assay Office Since 1985. Solving the intriguing riddle posed by the marks stamped onto a piece of jewelry involves the use of a variety of skills and a wealth of knowledge. At its most basic, we can usually easily identify the ... In Australia the Guild Mark of the Gold and Silversmiths Guild of Australia is easily recognisable as a kangaroo head’s profile with a diamond or circle shaped border. These trademarked Guild Marks are made available for use by Fellows or Full Members of the Guild respectively. The provenance of precious metal items stamped with the Guild ...To identify makers' marks on Silver & Silverplate or Jewelry and Pewterware from all countries or periods and find prices to determine accurate values for your antique or vintage collectibles, please see our Marks4Antiques services with tens of thousands of examples of makers marks and millions of auction results for related items.4. Romeo Miracoli e Figlio srl - Milano. Mark MI 6 from 19 June 1974. Mark on a silver cover of a prayers book dated 1910. 5. Brandimarte s.r.l. Firenze. Mark FI 283 from 1 April 1968. Mark on a silver wine cooler. Mark on a silver water pitcher.To visit my website, World of Eccentricity & Charm, click here. To read additional blog posts, click here. Please note, comments must be approved before they are published. My blog series, Costume Jewelry Hallmarks, is an ongoing project to catalog costume jewelry hallmarks. Every effort is made to be accurate, but mistakes happen.Notes: For an in-depth review of David Andersen marks, see Online Encyclopedia of Silver Marks, Hallmarks & Maker’s Marks. Updated 2/28/2020 by Pamela Wiggins Siegel. ANDRE’ COURREGES, PARIS . Mark: Courtesy of Nicole St-Pierre; Dates: 1961 to present; ANDREAS DAUB — See DAUB, ANDREAS. ANDREE BAZOT — See …Jewelry Identification. Portuguese Hallmark with Deer and .800 Gold Fineness. This Mark has been Stamped at the Porto Assay Office Since 1985. Solving the intriguing riddle posed by the marks stamped onto a piece of jewelry involves the use of a variety of skills and a wealth of knowledge. At its most basic, we can usually easily identify the ...

The Rio Grande Jewelry Supply Catalog is a go-to resource for jewelry makers, artisans, and enthusiasts. With its extensive range of products and tools, this catalog has become syn...Mark: M&M Designs Fla. Mark: Stanley Hagler N.Y.C. M&M Designs is the mark of Mark Mercy who began working for Stanley Hagler in 1979. Moved to Florida with Hagler in the 1980s. Continued to design for Hagler as well as making jewelry under his own M&M Designs brand beginning in the early 1990s.The marks on the bottom of a piece of silver can be an indication of the age, maker, and origin of the piece. This mark is referred to as a “hallmark.”. To find Kovels’ silver hallmarks’ database, go to “Look for your mark. ” Other articles and marks can be found in” Silver and Other Metals identification guide and in the Article ...Gold jewelry can be the basis for everything from Native American jewelry, big name costume jewelry like Trifari, Weiss, Renoir, Eisenberg, Ben Amun, and really fine jewelry like pieces made by Van Cleef and Arpels or Cartier to name a few. Dr. Lori’s Ultimate Gold Guide with its gold jewelry list of marks is shared here and developed from my ...The makers’ marks are listed by Assay Office. To get started click on the link for the Assay Office you want and follow the alphabetical links. Each mark is indexed by its first 2 letters. If it is not clear which are the first 2 letters (for example for 4 letters arranged in a cross shape), try whatever looks most likely first.

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The purchase is a classic move for LVMH, which in less than 50 years has become luxury's unrivaled superpower. LVMH’s $16.2 billion purchase of historic American jewelry maker Tiff...What is Japanese jewelry ice? Learn about the jewel ice of Hokkaido in this HowStuffWorks Now article. Advertisement Every winter, beaches in northern Japan experience a unique phe... To identify makers' marks on Silver & Silverplate or Jewelry and Pewterware from all countries or periods and find prices to determine accurate values for your antique or vintage collectibles, please see our Marks4Antiques services with tens of thousands of examples of makers marks and millions of auction results for related items. for ALL categories of antiques and collectibles at $12.95/mo Learn more... Ceramics Marks. Porcelain, Pottery, Chinaware, Figurines, Vases at $9.95/mo Learn more... Jewelry & Silver Marks. Also Pewter, Silverplate and Precious Metals at $14.95/mo Learn more... Thousands of WORLDWIDE identification marks & hallmarks - COVERS ALL PERIODS … Nov 14, 2023 - Information and makers marks on costume and fine jewelry makers of the past and present. Organized alphabetically by the first name of the designer and/or company.

A hallmark is a series of stamps applied to items made from precious metals such as platinum, gold and silver. Hallmarks reassure a buyer of the quality and purity of the metal, identifying who made the piece, where and when. Prior to 1998, a hallmark consisted of four compulsory marks – the maker’s mark, the metal purity, the assay office ...The number markings on jewellery are unlikely to reveal the maker unless they are patent or registered design marks, however they will often help to understand the value of the jewellery by indicating the purity of the gold used to make it. and the provenance Find out more from our simple helpsheet >>. STAR WITH A BAR - Info Sheet: $1.50.Makers' Marks & Hallmarks on British & Irish Silver. Use the links below to go to the section you want. Please report errors and potential updates via my Contact form. Note that coverage of Scottish provincial marks is far from comprehensive so I would appreciate additional examples of marks being sent to me. To visit my website, World of Eccentricity & Charm, click here. To read additional blog posts, click here. Please note, comments must be approved before they are published. My blog series, Costume Jewelry Hallmarks, is an ongoing project to catalog costume jewelry hallmarks. Every effort is made to be accurate, but mistakes happen. Turkish Jewelry - History. The earliest evidence of Turkish jewelry dates back to the Neolithic period (8000-5500 BCE in ancient Anatolia, now Turkey). The Byzantine (330-1453 AD) and Ottoman (1299-1922 AD) Empires fostered a surge in jewelry production, artisanship, and cultural significance in Turkey. Jewelry was worn daily by … JEWELER DIRECTORY. Jewelry designers and manufacturers have their own unique maker's marks which are used to identify designer jewelry pieces. This massive database features an alphabetized list of famous (and some not-so-famous) jewelers, manufacturers, silversmiths, and watchmakers. Scroll down and click on a letter to navigate to that section. Navajo jewelry is known for its exquisite craftsmanship and unique designs. Each piece tells a story, with intricate symbols and markings that hold deep cultural significance. Nava...WorthPoint’s Marks and Library database is intended to be a clear and practical way to find and identify maker’s marks, as well as a resource for further researching your item beyond simply discovering its value. Find out for yourself how WorthPoint’s Marks and Library resources can be combined with the Worthopedia’s powerful price ...Jay B. Siegel. Joseph Mazer used this mark from 1946–1981 after leaving Mazer Brothers. The "Mazer Bros." mark was used from the mid-1920s to 1951 (even after 1946 when Joseph left the business). Joseph Mazer also used the "JOMAZ" mark on some of his own company's jewelry.Hallmarks identify the jewelry maker. Many times they are just simple letter stamps. They are not something new, but can be traced back to the 4th Century. Famous American metal smiths used them before we became a country. Paul Revere who warned the Colonial militia “the British are coming” during the American Revolution used a hallmark on his …

Beyond gold, similar standards apply to silver and platinum. Sterling silver, distinguished by marks such as '925,' denotes a composition of 92.5% silver—a benchmark in the world of silver jewelry. Similarly, platinum bears a '950' mark, indicative of its remarkable 95% purity, elevating it to the pinnacle of luxury and elegance in jewelry ...

unidentified maker on a circa 1900s child’s hinged bangle. AG 830S. Mark is for B rge Alexis Godtbergsen of Copenhagen, Denmark, 1940-1987, and 830/1000 sterling. A*D mark. Andreas Daub, c. 1870-present. Germany, England & France. (mark found on a Victorian bracelet & snake bracelets)Special acknowledgments go to Dotty Stringfield who created RCJ in 1997 with the help of jewelry historian Pat Seal. This information was moved to Costume Jewelry Collectors Int’l (CJCI) in 2019 to honor the legacy of RCJ and preserve this valued resource for jewelry researchers. Thanks to our CJCI Education Fund supporters for making that ...What is Japanese jewelry ice? Learn about the jewel ice of Hokkaido in this HowStuffWorks Now article. Advertisement Every winter, beaches in northern Japan experience a unique phe...The mark 825 on jewelry indicates that the piece is made from real gold and has a gold purity rating of approximately 19 karats. Jewelers use three-digit marks to represent the gol...Maker’s markings. Maker’s markings are stamped on jewelry to indicate a piece’s authenticity. These marks are typically of the manufacturer’s initials, name, or a symbol that represents their brand. Jewelry with the following maker’s markings have a high resale value: T & Co. or Tiffany & Co. Cartier.The most common gold markings, carat marks, simply state the purity of the gold. The caratage is expressed as a number followed by “k” (for karat) or “ct” (for carat). For example, 14K and 14ct are both used to express 14-karat gold. Gold jewelry can be 10K, 14K, 18K or 24K – the higher the number, the more pure gold an item contains.Special acknowledgments go to Dotty Stringfield who created RCJ in 1997 with the help of jewelry historian Pat Seal. This information was moved to Costume Jewelry Collectors Int’l (CJCI) in 2019 to honor the legacy of RCJ and preserve this valued resource for jewelry researchers. Thanks to our CJCI Education Fund supporters for …

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Over time, these hallmarks evolved to include date marks and maker’s marks. As the custom of setting silver standards and hallmarking jewelry spread around the world, other countries began using numerical marks. Aside from the mark “sterling,” collectors should look for silver marks reading 925 or 935.4. Romeo Miracoli e Figlio srl - Milano. Mark MI 6 from 19 June 1974. Mark on a silver cover of a prayers book dated 1910. 5. Brandimarte s.r.l. Firenze. Mark FI 283 from 1 April 1968. Mark on a silver wine cooler. Mark on a silver water pitcher.Maker's Mark: Name: Period & Symbol: Location; André Aucoc: 1887-1911 A rooster above AA / Deux lettres A , surmonté d'un coq 6 rue de la Paix Paris • Alexandre-Auguste TurquetHallmarks are tiny symbols or words stamped on jewelry, accessories, objets de vertu, flatware, and other small precious metal items. These minuscule visuals can offer assurances as to an item’s metal content, origin, and/or date of creation. Select from the articles below to expand your knowledge with regard to these miniature clues to the ...Our database is an invaluable resource for costume jewelry collectors, offering a wealth of information on some of the most popular and influential jewelry makers. Each entry includes a brief overview of the jewelry maker, their history, and the different hallmarks used. We also provide images of the marks so you can quickly and easily identify ...PALO ALTO, Calif., May 28, 2020 /PRNewswire-PRWeb/ -- BusinessMind has selected Zillion, the insurer that offers 1-Click jewelry insurance as its ... PALO ALTO, Calif., May 28, 202...Maker's Marks as a Symbol. Riker Bros. - A Sword or Scimitar with the Letter R Perched Above. ... Maker's Marks. American Jewelry Manufacturers. Dorothy T. Rainwater. West Chester PA: Schiffer …Awarded. Welcome This project has been 18 years in the making and now documents over 12,000 silver marks on 1,200+ pages and subpages. It is regularly updated as we find and photograph new examples of silver hallmarks and makers' marks. To navigate the site, it is easiest to use the green menu bar at the top of the screen.Resource for Maker's Marks of Fine and Costume Jewelry. Use the Wiki search tool to search for makers names and key terms to identify marks. The purpose of this wiki is let people add any jewelry marks, whether on fine jewelry or costume. While there are many great webpages out there for different types of hallmarks, they are static and many ... The Jewelry Makers Marks Database collects hundreds of thousands of records from around the world, creating a digital archive that provides unprecedented access to makers mark data. Each record contains the maker’s name, the country they are based in, the type of marker they use (viz: hallmark, trademark symbol etc.) ….

Next week's earnings report, slated for July 20, could be a big event for investors in TSLA stock. There are a number of factors to watch. It's earnings season for TSLA stock inves...The Unique Whiteflash "W" Logo Hallmark. In modern practice, a hallmark for fine jewelry is usually found in conjunction with a purity stamp. The purity of the metal is a measure of its ‘fineness’. For example, ‘fine’ gold is said to be 24 karat. 14 karat gold is 14/24 pure gold or 58.5%. The purity of platinum is expressed in parts per ...These are some of the most common metal stamps or markings found on jewelry: Marking. What It Means. A number, followed by "k" or "karat". The item is gold. The gold purity varies by the karat number, with "24k" being nearly solid gold and "10k" being 10/24 gold. "Gold-filled" or "GF". The piece is mostly made of base metal, but it has a …Common jewelry mark include hallmarks, signature stamps, logos, pictorial marks, assay marks, and measurements. Hallmarks refer to symbols or words that are physically stamped onto a metal surface by the manufacturer or assayer. This helps authenticate precious metal content and origin of manufacture. Signature stamps are signs often …Jan 9, 2019 ... Hallmarks are a series of continental marks found on silver and gold. The marks are added to an item at an Assay Office, which means the ... Explore Medicine Man Gallery's extensive online database of Native American jewelry hallmarks, a vital resource for enthusiasts and collectors. Identify unique marks, artist names, or shop symbols within our growing collection. Constantly updated, this repository combines rigorous research with community knowledge for precise attributions. Awarded. Welcome This project has been 18 years in the making and now documents over 12,000 silver marks on 1,200+ pages and subpages. It is regularly updated as we find and photograph new examples of silver hallmarks and makers' marks. To navigate the site, it is easiest to use the green menu bar at the top of the screen.Jay B. Siegel. Joseph Mazer used this mark from 1946–1981 after leaving Mazer Brothers. The "Mazer Bros." mark was used from the mid-1920s to 1951 (even after 1946 when Joseph left the business). Joseph Mazer also used the "JOMAZ" mark on some of his own company's jewelry.Attributed Maker's Mark(s): "1 TO", "634 TO" Information: Antica Ditta Marchisio was founded in 1860, and is the first ever registered jeweler in Torino, Italy. They produced jewelry for high-end jewelry houses, such as Cartier. In 2000, the company was renamed to Mattioli Gioielli. Works primarily in gold and platinum.The most common types of hallmarks, engravings and other antique symbols stamped on jewelry are: Purity marks. Maker’s marks. Assay marks. Date letters. We’ll also reveal some of the others - including monograms, patents and more. Here’s our antique jewelry identification guide to the different symbol types. Jewelry makers mark symbols, Gold jewelry can be the basis for everything from Native American jewelry, big name costume jewelry like Trifari, Weiss, Renoir, Eisenberg, Ben Amun, and really fine jewelry like pieces made by Van Cleef and Arpels or Cartier to name a few. Dr. Lori’s Ultimate Gold Guide with its gold jewelry list of marks is shared here and developed from my ... , Marks and information in AMERICAN SILVERPLATE section. AMES MFG COMPANY - Chicopee, MA. founded in 1829 by brothers Nathan Peabody and James Tyler Ames. Ames was the firm that introduced electroplating process in the United States. Out of business in the 1920s but the manufacture of silverplate was suspended c. 1872., Oct 2, 2023 · Maker's marks are traditionally the initials or names of the manufacturer of the jewelry. They provide evidence that a certain craftsman created that particular piece of jewelry. Some countries, such as France and Italy, require manufacturers to register their maker's mark with governing agencies to help verify the authenticity of a piece of ... , Sterling Jewelry Makers Marks. Maker’s marks are typically the initials or name of the manufacturing firm. In many instances the makers mark is a logo or symbol which is stamped onto the gold, silver or platinum jewelry item. Sometimes sterling jewelry makers marks are called ‘Trademarks’. Various USA sterling jewelry makers marks. , Attributed Maker's Mark(s): "1 TO", "634 TO" Information: Antica Ditta Marchisio was founded in 1860, and is the first ever registered jeweler in Torino, Italy. They produced jewelry for high-end jewelry houses, such as Cartier. In 2000, the company was renamed to Mattioli Gioielli. Works primarily in gold and platinum., Hearth shapes have long held a special place in human culture, symbolizing warmth, home, and the heart. These unique symbols can be found in various art forms, architecture, and ev..., Jewelry Identification Marks: Hallmarks & Maker’s Marks. Distinguished jewelry requires the proper distinguishing marks. It’s this process of authentication that endorses quality jewelry for what it is: a highly refined work of art. Ornamentation is nothing if not a reflection of one’s personal style, a marking of both taste and creativity., The most common gold markings, carat marks, simply state the purity of the gold. The caratage is expressed as a number followed by “k” (for karat) or “ct” (for carat). For example, 14K and 14ct are both used to express 14-karat gold. Gold jewelry can be 10K, 14K, 18K or 24K – the higher the number, the more pure gold an item contains., Gold, silver, platinum, and palladium are the four precious metals that require testing and hallmarking to be legally sold as genuine. The minimum weight that requires hallmarking for each metal is as follows: 0.5 grams for Platinum. 1 gram for Gold. 1 gram for Palladium., In 2000, Liz Claiborne bought Trifari (along with Monet and Napier). All new pieces were mass produced overseas with Trifari cards. These are not vintage and should be listed as "Fashion Jewelry," but many uneducated sellers list them as "Vintage." If you see a listing that claims a piece is an "Unsigned vintage Trifari" it is either a newer ..., The Jewelry Makers Marks Database collects hundreds of thousands of records from around the world, creating a digital archive that provides unprecedented access to makers mark data. Each record contains the maker’s name, the country they are based in, the type of marker they use (viz: hallmark, trademark symbol etc.) , PALO ALTO, Calif., May 28, 2020 /PRNewswire-PRWeb/ -- BusinessMind has selected Zillion, the insurer that offers 1-Click jewelry insurance as its ... PALO ALTO, Calif., May 28, 202..., Antique jewelry has six types of hallmarks – Makers & Trademarks for the brand, Purity & Assay marks for the materials, and Date Letter & Duty marks for the …, Native American Jewelry Hallmarks. Native American jewelry trademarks or hallmarks are the marks on the jewelry that identify the artist. The term refers to the initials and symbols used by a particular artist, but may be the artists whole name. They are usually made by holding a die on the silver and hitting it with a hammer to leave the mark., JEWELER DIRECTORY. Jewelry designers and manufacturers have their own unique maker's marks which are used to identify designer jewelry pieces. This massive database features an alphabetized list of famous (and some not-so-famous) jewelers, manufacturers, silversmiths, and watchmakers. Scroll down and click on a letter to navigate to that section., March 30, 2023 | Andrew Fabrikant. Jewelry maker's marks are unique symbols or letters engraved on a piece of jewelry to identify the maker or manufacturer of the piece. These marks can include the maker's name or initials, as well as other identifying information such as the country of origin, the date of production, and the type of metal or ..., Here are a few specific examples of vintage Avon jewelry pieces and their potential values: Vintage Avon Signed Brooch: A vintage Avon brooch featuring a unique design and signed by Avon may range in value from $10 to $50, depending on factors such as design intricacy, materials used, and condition., Dec 15, 2022 ... Something I get asked a lot is how do I know if my jewellery is real silver? Is it solid or is it plated? What do the markings mean?, You can look for marks, but frequently the jewelry only bears the mark of the company they worked for. However, if you do find the marks, this list below of over 180 vintage jewelry and metal designers may help you identify how old they are. ... There were two gold jewelry manufacturers in the small town of Moose Pass AK from 1950/1970; one ..., Find the answer by searching a database of hundreds of jewellery maker's marks and assay marks or by exploring an image database, including photos from antique books, magazines or ads. This is a unique easy-to-use tool, combining various existing information on jewellery in one location. Valuable knowledge at your fingertips... , Maker’s mark identification symbols stamped on jewelry. Maker’s marks, or M marks, are popular mostly among US manufacturers. Or rather, it’s mandatory here since 1961. However, many foreign jewelry makers mark their pieces as well. It is one of the surest methods you can tell whether your ring is real or not. The M marks usually take …, Oct 3, 2023 · This maker’s mark adorns various types of jewelry, including necklaces and belts. Hopi Tribe: Symbolism in Silver The Most Famous Native American Jewelry Makers Marks. The Kokopelli. The Hopi Tribe is celebrated for their silver overlay technique, and the Kokopelli is a prominent maker’s mark in their jewelry. This humpbacked flute player ... , Sterling silver charm (7/8") is hand stamped with any name, birth date and design. See the design stamp page at the top right of this page. A single Swarovski ..., Researching Costume Jewelry History, Companies and Signatures – “P”. Costume Jewelry Collectors Int’l is pleased to host RESEARCHING COSTUME JEWELRY originally created and published by Dotty Stringfield on IllusionJewels.com Jewelry History – Jewelry Research – […] Global network dedicated to Costume Jewelry Marks the study ..., 925-1000.com is the most extensive internet resource for research of Silver Marks, Hallmarks, Trademarks & Maker's Marks found on Antique and Vintage silver. The site's …, Native American Jewelry Hallmarks. Native American jewelry trademarks or hallmarks are the marks on the jewelry that identify the artist. The term refers to the initials and symbols used by a particular artist, but may be the artists whole name. They are usually made by holding a die on the silver and hitting it with a hammer to leave the mark., Enter at least 3 consecutive letters of the signature. Mark Letters . A, 5) 14k NIIi – 14k white gold made by a designer or company with the initials of NIIi. 6) 585 – 585 stands for 14kt gold, white gold in this instance! 7) 18k 750 – Often you will find both karat stamps and their percentage stamps inside of rings. 750 is the same thing as 18k gold (white gold)., Gold Purity Marks. The purity marks on gold jewelry include a two-digit number followed by the letter “K” or a three-digit number. The letter “K” refers to karats, which is a measure of how much gold is present in a piece of jewelry. For example, pure gold consists of 24 karats (24K). Any gold jewelry with an engraving that reads “18K ... , Here are the submissions from the identifying marks together video. There were over 100 submissions! Some were common and not included on the video and there..., To identify makers' marks on Silver & Silverplate or Jewelry and Pewterware from all countries or periods and find prices to determine accurate values for your antique or vintage collectibles, please see our Marks4Antiques services with tens of thousands of examples of makers marks and millions of auction results for related items., To visit my website, World of Eccentricity & Charm, click here. To read additional blog posts, click here. Please note, comments must be approved before they are published. My blog series, Costume Jewelry Hallmarks, is an ongoing project to catalog costume jewelry hallmarks. Every effort is made to be accurate, but mistakes happen. , Also known as makers marks, these protect the names, logos, or initials of jewelry manufacturers, importers, wholesalers, or retailers. These marks are registered with the country’s Patent Office and can be tracked if necessary, which is especially helpful in recovering stolen or altered jewelry.