Bezel Gasket Ring for Tudor Black Bay 54 M79000

This replacement bezel gasket ring is designed for watch cases compatible with the Tudor Black Bay 54 M79000, serving as the tension and spacing ring beneath the bezel assembly. When installed correctly, it helps maintain proper pressure, seating height, and rotational stability, supporting the bezel and insert during everyday use or after service work.

(Not an OEM product and not affiliated with Tudor — compatible replacement only.)