Style: Heart Metal: 14K White Gold Stones: (20) Round Diamonds Total Carat Weight: 0.10 Ctw Setting: Shared Prong Set Chain: Box Link Length: 18 Inches Center Dimension: 8.45mm X 9.50mm (Approximately 1/3 In X 1/3 In) Vendor Style No.: PH-0617A78W4BC