Tarnish Resistant 201 Stainless Steel Cabochon Connector Settings, Rectangle, Stainless Steel ColorSize: about 0.28 inch(7mm) wide, 0.69 inch(17.5mm) long, 0.06 inch(1.6mm) thick, hole: 0.07 inch(1.9mm,), tray: 0.39x0.26 inch(10x6.5mm) inner diameter.