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Crystal Gasket for Longines

Explore our complete range of Longines-compatible crystal waterproof gaskets, precision-engineered to create a reliable seal between the watch crystal and case. Designed for accurate fit across a wide range of Longines models, these gaskets are essential for maintaining water resistance, dust protection, and overall case integrity during crystal installation or replacement.


Manufactured from high-quality Teflon (PTFE), each gasket offers excellent chemical stability, low friction, and long-term resistance to compression and aging. Produced to precise dimensions and thickness tolerances, these PTFE crystal gaskets help ensure consistent sealing performance while preserving correct crystal height and pressure fit.


Ideal for professional watchmakers, service centers, and experienced repair technicians, these Longines-compatible PTFE crystal gaskets are perfect for crystal replacement, routine servicing, and water-resistance restoration. Restore your timepiece’s original sealing performance, durability, and reliability with precision-made components built for dependable long-term use.

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