The watch case cover is made of sapphire crystal that is cut in unique shape and has high luster and excellent hardness. This transparent sapphire glass has a hardness that ranks nine out of ten in the Mohs scale, making it the hardest material second to diamond. It is also designed to be anti-impact, anti-scratch.

• Sapphire crystal watch case cover glass irregular
• Material: Sapphire Crystal
• MOQ: 100+ pcs
• Coating
• Color: Blue, Purple, Transparent, Neutral, Gray-Blue, Smoke, Tea
• Layers: 3~10 layers
• Single side OR both side
• Anti-scratch, anti-corrosion, anti-impact
• High melting temperature 2030 °C 
• Hard coating
• Electroplating/ Metallization
• Color: Black, Golden, Pink Golden, Blue...
• Welcome to ask/ inquire some details/ another of any color and effect of coating and metallization.