Accurate Measurements: Crafted to precise Swiss specifications, this white sapphire crystal includes a pressure-resistant nylon gasket. It features a 2.5x cyclops magnification for a clear and detailed view. Accurate Measurements: Crafted to precise Swiss specifications, this white sapphire crystal includes a pressure-resistant nylon gasket. It features a 2.5x cyclops magnification for a clear and detailed view. Quality Construction: made from Quality Swiss sapphire, this crystal is scratch-resistant and maintains clarity Includes Gasket: Comes with a nylon gasket to confirm a watertight seal, keeping your watch waterproof. Aftermarket Product: This is an aftermarket/generic replacement crystal made to original factory specs. Quality: Crafted from durable materials for long-lasting performance. Ideal for watch repairs, replacements, and customizations, providing optimal functionality and precision for your timepiece.

The item for sale is a sapphire crystal for Rolex President Day-Date II 40mm models 218238 and 218239. It is designed as a replacement crystal for watches that originally use sapphire.

Product Features:

• Material: White Sapphire, Scratch-Resistant
• Magnification: 2.5x Cyclops
• No Lens Distortion
• Includes Pressure-Resistant Nylon Gasket
• Creates a Water-Resistant Seal When Installed Correctly

Compatible With:

• Rolex President Day-Date II 218238 (40mm)
• Rolex President Day-Date II 218239 (40mm)

Package Includes:

• 1 Sapphire Crystal
• 1 Nylon Gasket

Please Verify Your Watch Model And Size To Ensure Compatibility. All Parts Are Model And Size Specific.