Look to see if 925 is engraved inside the ring, if it is it is made from sterling silver.
Sterling silver can easily be differentiated from plated silver if the silver was made in the United States. It will either say 'sterling' on the metal or have an engraving of its purity. Sterling silver is 92.5% pure silver. If it was made outside the United States, there will be a different stamp applied to it.
If it is sterling it is usually stamped as sterling
No circulating US coins were ever made of sterling silver (0.925 fine). US dimes, quarters, and halves minted up till 1964, and dollars up to 1935, were made of coin silver which is 0.900 fine.
If it's sterling silver, it is not magnetic. Real gold and silver are not magnetic.
silver is usually stamped 925
'Sterling' silver is real silver. Any item that is described as 'Sterling' silver will always be real silver as 'Sterling' is actually the name gives to the 925 purity of silver. Sterling is 92.5% purity. This is the standard of real silver as we know it.It will also be hallmarked with the number of fineness at 925, as classified internationally as Sterling Silver.
Sterling silver can easily be differentiated from plated silver if the silver was made in the United States. It will either say 'sterling' on the metal or have an engraving of its purity. Sterling silver is 92.5% pure silver. If it was made outside the United States, there will be a different stamp applied to it.
If it is sterling it is usually stamped as sterling
you always want to make sure to get sterling silver. If it is sterling silver, it will have .925 or sterling stamped on it
No circulating US coins were ever made of sterling silver (0.925 fine). US dimes, quarters, and halves minted up till 1964, and dollars up to 1935, were made of coin silver which is 0.900 fine.
International Silver is, as far as I can tell, a brand owned by the Lifetime Sterling company, and is sterling silver, which is real silver but not pure silver.
Assuming you refer to the 1981 British 25 Pence coin (Crown), it is made from a copper-nickel alloy. If you have a sterling silver Proof coin, it will state somewhere on the packaging that the coin is made from sterling silver.
The question is not are they real, but are they genuine. 925 means sterling silver. Whether they are genuine- we can't tell without seeing the ring. Ask a jeweler to look at it.
how do you tell?
If it's sterling silver, it is not magnetic. Real gold and silver are not magnetic.
The S refers to sterling silver, and the 115 refers to the ring being 11.5% sterling. The triangle and TD are very likely a maker's mark.
silver is usually stamped 925