uxcell 18pcs Watch Crystal Glass Lens, 20mm Flat Round Glasses Watch Face Crystals Len Replacement Parts for Watchmaker Repair, Clear

uxcell 18pcs Watch Crystal Glass Lens, 20mm Flat Round Glasses Watch Face Crystals Len Replacement Parts for Watchmaker Repair, Clear

• Watch Glass Len Size: Diameter: 20mm / 0.79" (tolerance is ±0.05mm / 0.002".); edge thickness: 1.25mm / 0.05". Easy to install and replace, broken ones can be easily replaced. Very suitable for watch repairers to repair their watches.
• Crystal Clear: This glass lens is crystal clear, high transparency, providing clear dial visibility, ensuring accuracy without distortion. Watch glasses adopt an flat round design with rounded edges and a smooth surface, which adds to the overall elegance of the watch.
• Great Optical Glass: The watch crystal lens is made of great optical glass, which is durable, has a long service life, and is scratch-resistant and corrosion-resistant.
• Wide Applications: Replacement parts are made to replace the watch crystals for the watch. Widely used in luxury watches, sports watches, dive watches and fashion watches.
• Tips: Clean the glass lens with a soft, lint-free cloth. The lens diameter tolerance is ±0.05mm, please use a caliper to measure the diameter/thickness before purchasing. Never use low-precision tools such as soft rulers, rulers, or measuring software to measure. The marked size does not include the waterproof ring.