PT950 refers to jewelry containing 95 % platinum ingredients, and the remaining 5 % are other precious metals and the mark is PT950. Platinum is very flexible. With only 1 gram of platinum, it can be pulled into a filament of more than 1 mile (nearly 2 kilometers). This quality, plus the strength of platinum, allows jewelry dealers to create extremely flexible mesh platinum jewelry, while other valuable metals must never do this.
It means . Platinum content 95% has PT900 PT990 , etc., the higher the purity, the lower the hardness. S925 means 92.5%silver . The 18K we often say is generally referring to the gold AU750 Gold alloy.
PT is the chemical code of platinum
950 means that the content is 95%
. PT950 means that the platinum content of this ring is 95%
PT950 refers to jewelry containing 95 % platinum ingredients, and the remaining 5 % are other precious metals and the mark is PT950. Platinum is very flexible. With only 1 gram of platinum, it can be pulled into a filament of more than 1 mile (nearly 2 kilometers). This quality, plus the strength of platinum, allows jewelry dealers to create extremely flexible mesh platinum jewelry, while other valuable metals must never do this.
It means
. Platinum content 95%
has PT900
PT990
, etc., the higher the purity, the lower the hardness. S925
means 92.5%silver
. The 18K we often say is generally referring to the gold AU750
Gold alloy.