Very Fine Ladies Estate Approx 25.00 carat diamond choker Riviera Necklace. Set in 18 Karat White Gold. This Necklace Measures 17 1/2 inches. Diamond Clarity VS2 - Handful of SI. G- Color. Largest Stone Approx 2.15 carat. Graduating. Excellence brilliance and fire. Total Weight 23.6 penny weight. Retail Price Approx. $120,000.00.