Extreme Hardness: Sapphire’s exceptional hardness provides unmatched scratch resistance, making it ideal for high-wear applications such as watch windows.

Chemical Resistance: The material’s resistance to acids and alkalis ensures durability in various harsh environments.

High Transparency: With a broad transmission range from 0.15 to 5.5μm, sapphire offers excellent optical clarity.

Applications: High-End Watches, Rugged Outdoor Watches, etc.