Waterproof Crystal Gasket Compatible with Longines Conquest Chronograph L3.678 Series
High-quality waterproof crystal gasket for Longines L3.678 Series. Ensures a tight seal to maintain water resistance. Ideal for routine maintenance or case back replacement.
Features:
-
Custom fit for Longines L3.678 Series
-
Made from durable, high-grade teflon
-
Maintains water resistance and internal protection
-
Ideal for servicing or replacing worn gaskets
-
Easy installation with basic tools
Note: It is recommended to pressure test your watch after gasket replacement to ensure continued water resistance.