4Pcs 30mm 31.5mm Watch Glass Lens 1.2mm Thick Double Domed Watch Glass Repairing Part

Feature: 1. The watch lens is highly transparent, with smooth edges and no scratches. 2. The material has a hardness rating of 9, second only to diamonds, and wear‑resistant. 3. Practical watch spare parts, suitable for watchmakers and watch repairers. 4. The double‑domed watch glass is high temperature resistant and scratch resistant. 5. Including 4pcs watch glass lenses, easy to install, to meet different needs. Specification: Item Type: Watch Glass Material: Sapphire Crystal Quantity: 4pcs Specifications Model (Lens Diameter): Approx. 30mm 1.18in, 30.5mm 1.20in, 31mm 1.22in, 31.5mm 1.24in Error Range: Edge Thickness: Approx. 1 1.2mm 0.04 0.05in Diameter Error: + 0.2mm 0.01in. Package List: 4 x Watch Glass Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.