Specifications: Diameter: 33.5mm / 1.32-inch; Thickness: 1.1mm / 0.04-inch; 6 x Watch Lens Glass
Durable Material: Made of great optical glass, it is sturdy and durable, has a long service life, is scratch resistant and corrosion resistant.
Clear Glass Lens: This glass lens is crystal clear, high transparency, made to replace the watch crystals for the watch.
Easy to Install: Easy to install and replace, the broken one can be easily replaced. It's very suitable for watch repairman to repair their watch by themselves.
Notice: 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, which is 0.5mm in diameter.