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Platinum Jewelry: What are PGM and Platinum Marks?

    https://www.liveabout.com/platinum-jewelry-information-2043747
    Aug 17, 2017 · Jewelry that contains at least 950 parts per thousand of pure platinum may be marked or described as "Platinum". Jewelry that contains 850, 900 or 950 parts per thousand of pure platinum may be marked "Plat" or "Pt" if a number is used in front of the term to disclose the amount of pure platinum in the mix, such as : "850 Plat" or "850 Pt", or

Platinum - JewelryCentral.com

    https://www.jewelrycentral.com/Target_Platinum.asp
    Because of its density and weight, you can feel the difference between platinum and other precious metals when comparing different types of jewelry. Platinum is usually marked with the following symbols: PL, PT, PLAT, 950 or PT950. Since platinum is the purest metal, it rarely causes an allergic reaction.

What Are Some Identifying Marks on a Platinum Ring? LEAFtv

    https://www.leaf.tv/articles/what-are-some-identifying-marks-on-a-platinum-ring/
    Rings containing 850 or more parts pure platinum may be described as "platinum" if they use the number "850," or "85% or more" to qualify "Platinum" or its abbreviation in the content marking. Abbreviation marks for other PGMs include: "Plat." or "Pt." for platinum; "Irid." or "Ir." for iridium; "Pall." or "Pd." for palladium; "Ruth." or "Ru."

Identify gold, silver and platinum items SellYourGold

    https://www.sellyourgold.com/faq/my-items-gold-silver-or-platinum
    Platinum: PLAT: Platinum: Silver: Sterling Silver: SS: Stainless Steel: St Steel: Stainless Steel: cw: Carat Weight (typically will be an indicator the gem or diamond weight) CZ: Cubic Zirconia: SOL: Solitaire Diamond: 4, 5, 6, 7, etc... If a low number, it is typically an indicator of the ring size.

Jewelry Identification Marks: Hallmarks & Maker's Marks

    https://truval.com/blog/jewelry-identification-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. Throughout history, jewelry has been an early identifier of a person’s […]

Antique and Vintage Jewelry Maker's Marks: A Collector’s Guide

    https://www.invaluable.com/blog/guide-to-jewelry-marks/
    Apr 06, 2020 · When considering platinum jewelry, the purity mark “950” denotes a composition of 95 percent platinum with a mix of other metal alloys, while “900” is made up of 90 percent platinum, and “850” has 85 percent platinum.

Jewelry Maker’s Mark Antique Jewelry University

    https://www.langantiques.com/university/jewelry-makers-mark/
    Boucheron Maker’s Mark Maker’s marks are the initials or name of the manufacturing firm or other representative symbol stamped into a gold, silver or platinum item. Also called ‘Trademarks,’ they often provide the only evidence that a certain piece of jewelry has …

Jewelry Makers Marks In Alphabetical Order - Photos ...

    http://www.amaterracrianza.com/jewelry-makers-marks-in-alphabetical-order/
    Nov 29, 2016 · Of vine jewelry s 1700s ilmu pengetahuan 9 identify ume jewelry makers marks in hallmarks on native american jewelry turquoise skies platinum jewelry what are pgm and marks set of diamond and gold coffee bean jewelry cartier. Related. Post navigation. Previous Previous post: Alphabet Reasoning Tricks.

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