In 2022, to mark the 70th anniversary of the British North Greenland expedition, TUDOR is presenting the Ranger model, a tool watch celebrating the spirit of this daring adventure, complete with manufacture calibre MT5402, a 39-millimetre case and a clasp with rapid adjust system. The new Ranger continues, within the TUDOR collection, the tradition of the expedition watch, born with the Oyster Prince watches used by the members of the British North Greenland expedition. The tradition of a robust, practical and affordable instrument. The Ranger model is equipped with manufacture calibre MT5402. Its construction has been designed to ensure robustness, longevity, reliability and precision due to its variable-inertia balance, which is held in place by a sturdy traversing bridge with two points of fixation.