This simulated aquamarine necklace surrounded by Lassaire simulated diamonds in sterling silver bonded with platinum. The sterling silver chain is bonded with platinum length can be worn as a 16" or 18". CTTW: Approx CTTW: 1.05 cts. Simulated aquamarine approximately .85 cts. Lassaire simulated diamonds: .20 cts. Stone Count: 21