TUDOR Black Bay Pro Wrap & Bypass Rings 4mm adds to its versatility

4mm adds to its versatility

This 9mm Polished Tungsten and Satin Black Ceramic Link Ring features a black ceramic insert with a soft satin finish

The mono-crystalline silicon balance-spring provides a substantial power reserve of approximately 72 hours

this limited edition watch is a symbol of Grand Seiko's commitment to excellence in watchmaking for over half a century

72 hours (3 days): Ensures reliable timekeeping even during extended wear

TUDOR Black Bay Pro Wrap & Bypass Rings 4mm adds to its versatilityBlack Bay Pro is an entirely new model with a dual time zone feature, a technical complication that establishes local time without losing sight of the time in another time zone. Compact, robust and sporty, this model boasts many unique aesthetic details and celebrates the spirit of the technical watches that TUDOR has produced for professionals throughout its history. Recognisable by its 24 hour graduated satin brushed fixed bezel and its yellow 24