Meco 1mm Thickness Flat Sapphire Glass 28-32mm Double Dome For Crystal Watch

Specification: Material: Sapphire glass Color: Clear Thickness: 1mm (there might be 0.1mm difference) Diameter:28mm#1 / 29.5mm#2 / 30mm#3 / 32mm#4 (there might be 0.05mm difference) Features: Hardness level is 9, just next to diamond Highly clear Smooth edge treatment, no scratches The surface is smooth High temperature resistant, scratch-proof, wear-resistant Package Include: 1 x Sapphire Watch Glass