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2. Stonesetting - Wikipedia

   en.wikipedia.org/wiki/Stonesetting

   The proper way to set a channel is to cut a notch for each stone, but for cheaper production work sometimes a groove is cut along each channel. Since the metal can be very stiff and strong, a reciprocating hammer, similar to a jackhammer but jewelry sized, may be used to hammer down the metal, as it can be difficult to do by hand. The metal is ...

3. Bezel (jewellery) - Wikipedia

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

   Modern bezel settings typically use a band of metal containing a groove and a flange (i.e. projecting lip) to hold a watch crystal or gemstone in its setting. This was the earliest method of setting gemstones into jewelry. In historic examples, such rings were often made by leaving a hole or slot in the ring with a thin lip which was bent over ...

4. Asterism (gemology) - Wikipedia

   en.wikipedia.org/wiki/Asterism_(gemology)

   An asterism (from Ancient Greek ἀστήρ (astḗr) 'star' and -ism) is a star-shaped concentration of light reflected or refracted from a gemstone. It can appear when a suitable stone is cut en cabochon (i.e. shaped and polished, not faceted). A gemstone that exhibits this effect is called a star stone or asteria.

5. Cut (gems) - Wikipedia

   en.wikipedia.org/wiki/Cut_(gems)

   A gemstone desired to be used in jewelry is cut depending on the size and shape of the rough stone, as well as the desired piece of jewelry to be made. As a general rule, a cut gemstone will reduce the mass (in carats) by about 50%. [1]

6. Jewellery - Wikipedia

   en.wikipedia.org/wiki/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.

7. Rio Grande (company) - Wikipedia

   en.wikipedia.org/wiki/Rio_Grande_(company)

   The company annually produces at least two product catalogs, specifically its Gems & Findings and Tools & Equipment books. [ citation needed ] The Rio Grande facility includes a large manufacturing area where many sterling silver and other precious metal findings, like jewelry chain, jump rings and split rings, clasps are produced both by ...