925 Silver is a nine hundred twenty-five thousandths of silver plus copper seventy-five thousandths of sterling silver, silver is an internationally recognized standard, it usually platinum plated 925 silver (white rhodium) to prevent silver sulfide in the case of oxidation or yellow black, not silver 925 silver, known as the "prime bank." Fine silver silver not less than 990 ‰, mark as fine silver or S990, silver 990. Thai silver is generally through the burning of thousands of fine silver blue Process, that nine hundred ninety-nine thousandths of silver content, Thai silver jewelry exquisite, more like works of art, beautiful, generous, stylish, Thai silver jewelry with simple style , matt, old old old family favorite flavor by fashion. Tibetan silver silver generally does not contain ingredients that are copper-nickel alloy (copper-nickel alloy) Blair said, the traditional Tibetan silver as thirty percent on the seventy percent silver with copper, because the silver content is too low, so now the market has not see, and to completely replace copper-nickel alloy.

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