Jewelry Marking: Does Jewelry Have to Mark Both Gold and Silver for Quality?
Jewelry must display marks to show its metal content. Gold should have a karat stamp, while silver needs a 925 stamp. The National Gold and Silver Marking Act of 1906 mandates these marks for authenticity. Handcrafted or antique pieces might not have marks, but if metals are bonded, they may need both gold and silver … Read more