The value depends on the weight of what has the 975 stamp on it. This means the silver content of the piece is 97.5% pure silver. Take it to a jeweler and have it weighed.
Silver stamped 975 will not turn your finger green.
Is an alloy that consists of 97.5% pure silver, and the rest is probably copper.
975 means it is 97.5% Sterling silver and the rest is copper, this means it is very good quality and very hard to come across. Most sterling silver is 925 which is 92.5% sterling silver.
Sterling silver
Yes. Bigger number = better.
Because it has higher frequency and it better OC's.
Yes, there is. Just as there is no largest number, there is no largest square number. For example, if you calculate the square of 975, you get a number that is (a) larger than 975, and (b) by definition, a square number.
0.2% of 975 = 0.2% * 975 = 0.002 * 975 = 1.95
4/5 of 975 is bigger than 2/3 of 863
36% of 975= 36% * 975= 0.36 * 975= 351
Multiples of 975, like 975, 1950, 2925 and so on.