Glass surface: dual convex (check the picture);.
Flat Watch Lens Clear Flat Watch Lens For Watchmaker For Watch
2X 2.5mm Watch Crystal Glass Flat Lens Watch Repair Mineral Glass Lens 27mm-45mm
Compatible Omega 2x Tubes And 2x Pins for Watch Bracelets - Various Sizes CHOOSE
32mm Quartz Glass Skeleton Clear Transparent Watch Dial
2mm Double Dome Sapphire Lens Watch Crystal 20 to 40mm Watch Glass Repair Parts
2x Large Head Watch Friction Fit Pins 1.2mm Tubes Rivets Bracelet Clasp 10-24mm
