Bring depth and dimension to the excellently crafted timepiece with this sapphire faceted watch case. Carefully designed and trimmed with a faceted ring, this dial cover promises to bring a luxurious and refined touch to both toned-down and elaborate pieces. Matched to its excellent craftsmanship is its premium-quality materials. Ranked nine out of ten in the Mohs scale, so it is second to diamond in terms of hardness, and with anti-scratch properties, this sapphire glass offers utmost protection to the intricate dial and mechanical display. 

• Sapphire watch case trimmed with a faceted ring.
• With anti-impact and anti-scratch features.
• With high electrical resistance.
• Features great thermal stability.
• With high optical production rate.
• Features a high melting temperature of 2030 °C.
• With a high hardness of 9 Mohs, which is second to diamond.
• Sapphire Crystal Metalization Coating
• Anti - reflective coating 
• Double gray-blue 
• 5 Layers
• Available difference colour & metalization & coating
• Purity: 99.99%.
• Density: 3.98-4.1g/cm2.
• Compressive strength: 21000kg/cm2.
• Flexural strength: 4000kg/cm2.
• Infrared transmittance: 85%.
• Dielectric constant: 7.5 - 10.5.
• Place of origin: China.