Set of 4 Sizes 925 Sterling Silver 3.75 CTW Round CZ Studs Earrings Set includes 4 pairs of sparkling CZ earrings All solid sterling silver, stamped 925 for authenticity Stone sizes included are 3mm, 4mm, 5mm, and 6mm Equivalent in size to .25ct, .50ct, 1.00ct and 2.00ct diamond studs (total weight per pair)