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  2. Gold-filled jewelry - Wikipedia

    en.wikipedia.org/wiki/Gold-filled_jewelry

    If the gold layer is 12 kt or higher, the minimum layer of karat gold in an item stamped gold-filled marks must equal at least 1 ⁄ 20th the total weight of the item. The most common stamps found on gold-filled jewelry are 1 ⁄ 20th 12kt GF and 1 ⁄ 20th 14kt GF. Also common is 1 ⁄ 10th 10kt. These standards are for modern gold-filled items.

  3. Recycling codes - Wikipedia

    en.wikipedia.org/wiki/Recycling_codes

    Recycling codes on products. Recycling codes are used to identify the materials out of which the item is made, to facilitate easier recycling process.The presence on an item of a recycling code, a chasing arrows logo, or a resin code, is not an automatic indicator that a material is recyclable; it is an explanation of what the item is made of.

  4. Talk:Carat (purity) - Wikipedia

    en.wikipedia.org/wiki/Talk:Carat_(purity)

    Oh, and as I recall, gold below 10k doesn't have to bear a karat stamping even if it is stamped as gold. Usually you'll see it stamped at 'solid gold'. There's also the stamping for gold-filled items which usually is something along the lines of 1/20 12k gold filled meaning that 1/20th of the total pennyweight of the metal is a 12k gold exterior.

  5. Black Hills gold jewelry - Wikipedia

    en.wikipedia.org/wiki/Black_Hills_gold_jewelry

    Black Hills gold jewelry depicts leaves, grape clusters and vines, and is made with alloys of gold with standard yellow gold as well as green and pink gold. [ 1 ] [ 2 ] In 1980, the 8th Circuit affirmed an injunction ruling that if a manufacturer was to call its jewelry Black Hills Gold, then it must be made in the Black Hills. [ 3 ]

  6. 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. In a more general sense, the term hallmark is used to refer to any standard of quality.

  7. Category:Types of jewellery - Wikipedia

    en.wikipedia.org/wiki/Category:Types_of_jewellery

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  8. Ring (jewellery) - Wikipedia

    en.wikipedia.org/wiki/Ring_(jewellery)

    Ruby ring. A ring is a round band, usually made of metal, worn as ornamental jewelry.The term "ring" by itself denotes jewellery worn on the finger; when worn as an ornament elsewhere, the body part is specified within the term, e.g., earrings, neck rings, arm rings, and toe rings.

  9. Talk:Gold-filled jewelry - Wikipedia

    en.wikipedia.org/wiki/Talk:Gold-filled_jewelry

    1 "Gold-plated" or "gold plated" and GF vs ... 2 Image. 1 comment. 3 Deceptive little term. 2 comments. 4 Thickness. 1 comment. Toggle the table of contents. Talk ...

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