PEPPERLONELY Brand 10PC (2PC/Set, 5 Sets) Antique Silver Clear Domed Glass Cabochon Cover and Alloy Blank Pendant Cabochon Settings 20MM(3/4 Inch) Quantity: 10PC (2PC/Set, 5 Sets) Size: Cabochons Settings: about 20x3mm Hole: 2.3mm, Tray: 20mm Glass Cabochons: 20mm 6.4mm(Range: 5.9~6.9mm) thick