March 22, 2012
52 years after a Rolex watch accompanied the Trieste on its historic descent to 10,916 metres (35,800 feet) in the Mariana trench, National Geographic explorer-in-residence James Cameron, on board the DEEPSEA CHALLENGER, prepares to go even deeper. This time again, a Rolex watch, the Deepsea Challenge, is part of the expedition. Gain a unique insight into the skill and unequalled know-how that went into making this experimental watch. Enjoy this video.