When it comes to professional timepieces that journeyed with mankind to unlock into the world of the unknown, Rolex is certainly the most repute frontiers of these voyages. Engineered to be the most reliable tool to challenge the extremes, from the deepest reaches of the ocean to summiting the highest mountains, Rolex was often known to partner with institutions and expertise to create ever-evolving innovations to push the boundaries of human potentials. One of the most celebrated and historically significant collaborators of which collectors yearn for is the Compagnie Maritime d’Expertises, COMEX. Appointed as the official timekeeper for COMEX in 1971, the development lead to the feature of a helium escape valve (HEV) that was a key success to conquering deeper depths to the bottom of the sea.

Ref Variations: 5513/5517,