Gold Plated Round Cabochon Disc Blank Setting Bezel Pad Bangle Bracelet Base 16mm for DIY Jewelry Making Finding 10piece/BB36 Gold Plated Round Cabochon Disc Blank Setting Bezel Pad Bangle Bracelet Base 16mm for DIY Jewelry Making Finding Material: Copper Size: Approx. 16mm inner diameter for blank base. Color: Gold Plated Perfect for adding beads, button, cabochons for instant custom jewelry.