What is the best silver for a necklace?

The best silver for a necklace is sterling silver; it is the best quality silver available in jewelry. 99.9% is the purest form of silver that you can get but it's too soft for jewelry production. Sterling silver is an alloy containing 92.5% pure silver and 7.5% other metals. Globally, sterling silver is used as the standard for making silver necklaces. On 1stDibs, you can find an amazing selection of antique and vintage silver necklaces.