Understanding 925 Sterling Silver and Lab-Created Diamond Hallmarks in Earrings

The "925" hallmark indicates that the earrings are made of 925 sterling silver, an alloy containing 92.5% pure silver and 7.5% other metals (usually copper). The marking "ABS" signifies that the earrings feature lab-created diamonds. Since diamonds are graded on the 4 Cs (cut, clarity, color, and carat), the ABS designation refers to the specific quality rating or measurements applied to these synthetic diamonds.