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A hallmark is an official mark or series of marks struck on items made of precious metals—platinum, gold, .... In this period, fineness was more or less standardized in the major European nati...

750, 585, 417 Gold Jewelry Markings and What They Mean | Bellatory


May 30, 2015 ... What Do the 750, 585, and 417 Markings on Gold Jewelry Mean? As a professional gold buyer, ... Usually European. Not recognized as gold in ...

Estate Gold Jewelry Information - gold content, color and hallmarks


In Europe, gold is stamped according to its fineness. Gold stamped "1000" is considered pure gold. 750 is the mark for 18K gold, indicating that the gold content ...

Simple Gold Hallmark Guide - Gold Traders


Jan 4, 2008 ... If you require more help in identifying a gold hallmark, try our gold hallmark identification wizard. Hallmarking (also called assay or standard ...

Understanding Gold Markings & Purity - Sell Gold HQ


Also, another thing to know is that jewelers in the U.S. and Europe mark their gold differently. In the U.S. a piece of jewelry is marked with a number (generally 10 ...

Guide to World Hallmarks I - Encyclopedia of Silver Marks ...


Guide to World Hallmarks - Most extensive internet resource for research of Silver marks, Hallmarks & Maker's Marks - Foreign Hallmarks.

Why is 585 stamped on jewelry? | Reference.com


The number 585 is stamped on European gold jewelry to indicate that the jewelry contains 58.5 percent gold. This is comparable to the U.S. 14K marking that ...

Gold Measurements - Gold Jewelry


The weight of gold is measured in troy ounces (1 troy ounce = 31.1034768 grams ), ... 24 K = 99.9% Pure (European Marking Fineness 999); 22 K = 91.3%; 18 K ...

Hallmarks on Period Jewelry - AJU - Lang Antiques


It was for this reason that in the late middle ages, several European sovereigns issued regulations requiring that all gold and silver artifacts be marked with a ...

What you need to know about jewelry hallmarks | the jewelry loupe


May 6, 2010 ... In most European countries, a secondary system is set up where the assay office ... So you find the 18kt gold chain you bought is only 14kt gold.

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Meaning of gold hallmarks & stamps 18K 14K 10K 9K 9CT | eBay


8K, 8ct or 333 (parts per 1000) or is 33.3% gold (usually European. Not recognized in USA. The lowest possible standard. Will tarnish sometimes); 9K, 9ct or 375 ...

Deciphering Jewelry's Secret Code: Hallmarks, Maker's Marks


Aug 19, 2014 ... Sometimes metal marks alone provide a key to the where and when of an old piece of jewelry. In Europe, pure 24-karat gold is marked 1000 ...

What does it mean when 585 is engraved on a gold ring? How do ...


Basically that's the equivalent to the US's 14k stamp (14 parts gold out of a possible 24), here is ... How do European gold markings compare to US markings?