Today marks the start of the biggest week of the year for the watch industry as Watches & Wonders begins. Rolex is undoubtedly the crown jewel of the show each year.

Then you’ll want to snap up the new Rolex Oyster Perpetual Deepsea Challenge. Announced on 1 November, the watch is rated to a frankly astonishing depth of 11,000 metres (39,090 feet ...