Weight: 2.5735 DWT (4.00 grams) Surface Finish: Polished Plating Type: Rhodium-Plated Primary Stone Size: 10 mm Primary Stone Carat Weight: 3 3/4 CT Diamond CTW: 3 9/10 CTW Prong Count: 4-prong Primary Prong Style: Standard Prong Approx. Top Dimensions: 12.61 mm Approx. Top Height: 8.06 mm Approx. Shoulder Width: 2.1 mm Approx. Shank Base Width: 2.1 mm Approx. Shank Base Thickness: 1.7 mm