PEPPERLONELY Brand 10 Sets Antiqued Bronze Flower Cabochon Frame Setting Tray Pendant with Clear Round Glass Dome Tile Cabochon 12mm (1/2 Inch) Quantity: 10 Sets Size: Cabochon Settings: 20mm (3/4 Inch). hole: 3mm; Tray: 12mm (1/2 Inch) Glass Cabochons: 12mm in diameter, 5.5mm thick. Nickel Free Paste pattern or put some tiny beads in the tray then cover with the clear glass cabochon a pendant will be finished.