Watch glass thickness : about 1.2mm.
Square-Cut Sapphire Crystal 15.3mm | High-Quality Sapphire Crystal
High Quality Swiss Made Crystal Gasket for Rolex 295 295c Sapphire Crystal 2.7mm
Hamilton Khaki Field 38mm | Glass Double Dome Sapphire Crystal CLEAR AR Coating
Sapphire Crystal Watch Glass For Watch Seiko SKX007 SKX009 SKX011 Watch Glass
CT063 - Double Dome Sapphire Crystal - Seiko 5 - 30mm
1.5mm Sapphire Crystal 18-45mm Flat Round Watch Glass Mirror Generic Lens Parts
