Specifications Weight: 5.67 DWTÂ (8.82 grams) Shank Base Width: 3.32 mm Shank Base Thickness: 1.62 mm Shoulder Width: 10.2 mm Top Width: 12.25 mm Primary Stone Shape: Emerald Jewelry Material Type: .925 Sterling Silver Primary Stone Size: 10 x 8 mm Comes Set With QUANTITY STONE 1 10.00x08.00 MM Standard Buff Top, Genuine Onyx - Emerald/Octagon Buff Top