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  2. Hallmark - Wikipedia

    en.wikipedia.org/wiki/Hallmark

    A hallmark is an official mark or series of marks struck on items made of metal, mostly to certify the content of noble metals —such as platinum, gold, silver and in some nations, palladium.

  3. Gold-filled jewelry - Wikipedia

    en.wikipedia.org/wiki/Gold-filled_jewelry

    A watch made from gold-filled metal. Gold-filled jewelry is jewelry composed of a solid layer of gold (typically constituting at least 5% of the item's total weight) mechanically bonded to a base of either sterling silver or some base metal. The related terms "rolled gold plate" and "gold overlay" may legally be used in some contexts if the ...

  4. BIS hallmark - Wikipedia

    en.wikipedia.org/wiki/BIS_hallmark

    The BIS Haulmark is a hallmarking system for gold as well as silver jewellery sold in India, certifying the purity of the metal. [1][2] It certifies that the piece of jewellery conforms to a set of standards laid by the Bureau of Indian Standards, the national standards organization of India. India is the second biggest market for gold and its ...

  5. Jewellery - Wikipedia

    en.wikipedia.org/wiki/Jewellery

    Jewellery. Jewellery (or jewelry in American English) consists of decorative items worn for personal adornment such as brooches, rings, necklaces, earrings, pendants, bracelets, and cufflinks. Jewellery may be attached to the body or the clothes. From a western perspective, the term is restricted to durable ornaments, excluding flowers for example.

  6. Antiques: Jewelry hallmarks tell the story - AOL

    www.aol.com/news/antiques-jewelry-hallmarks-tell...

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  7. Assay office - Wikipedia

    en.wikipedia.org/wiki/Assay_office

    Swiss hallmarking for other articles such as jewelry and cutlery is optional. In addition to the Swiss hallmark, all precious metal goods may be stamped with the Common Control Mark of the Vienna Convention. Switzerland recognizes platinum, gold, silver and palladium as precious metals which may be hallmarked and thus are subject to assay.

  8. Silver hallmarks - Wikipedia

    en.wikipedia.org/wiki/Silver_hallmarks

    The old hallmarks were as unique as today's logos, and disputes often arose when one company copied another's stamp. [citation needed] "The words "silver" and "sterling silver" describe a product that contains 92.5% pure silver. Silver products sometimes may be marked 925, which means that 925 parts per thousand are pure silver.

  9. Black Hills gold jewelry - Wikipedia

    en.wikipedia.org/wiki/Black_Hills_gold_jewelry

    Black Hills gold jewelry. Black Hills gold jewelry is a type of jewelry manufactured in the Black Hills of South Dakota. It was first created in the 1870s during the Black Hills Gold Rush by a French goldsmith named Henri LeBeau, who is said to have dreamed about the design after passing out from thirst and starvation.