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Sterling silver is an alloy composed by weight of 92.5% silver and 7.5% other metals, usually copper. The sterling silver standard has a minimum millesimal fineness of 925. Tiffany & Co. pitcher ( c. 1871 ) having paneled sides and repoussé design with shells, scrolls and flowers; top edge is repousse arrowhead leaf design
"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. Some jewellery described as "silver plate" has a layer of silver applied to a base metal. "Coin silver" is used for compounds that contain 90% pure ...
However Speidel returned to watchbands as soon as peace returned. In 1947 Speidel brought out its first modernized version of the scissor-type expansion band called the Golden Knight. [22] It proved to be a tremendous success in the men's watch bracelet field. The company also introduced elaborate packaging for its line of watch bracelets. [23 ...
Sterling silver contains 925 ‰ silver and 75 ‰ of other metals, usually copper, by mass. Various ways of expressing fineness have been used and two remain in common use: millesimal fineness expressed in units of parts per 1,000 [ 1 ] and karats or carats used only for gold .
The alloy is 95.84% pure silver and 4.16% copper or other metals. The Britannia standard was developed in Britain in 1697 to help prevent British sterling silver coins from being melted to make silver plate. It was obligatory in Britain between 1697 and 1720, when the sterling silver standard was restored. It became an optional standard ...
Unger Bros. or Unger Brothers (1872–1910) was a jewelry company in Newark, New Jersey, best known for their sterling silver Art Nouveau designs. The company was established by five sons from a German immigrant family. The oldest founded a jewelry business between 1870-1872 and began the manufacture of sterling silver items in 1878. Other sons ...
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