Flat Sapphire glass Thick 1.0/1.2/1.5/2.0/2.5/3.0 mm , Diameter 24 - 41mm Transparent Crystal Mineral glass watch parts

Flat Sapphire glass Thick 1.0/1.2/1.5/2.0/2.5/3.0 mm , Diameter 24 - 41mm Transparent Crystal Mineral glass watch parts

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