Celebrating their partnership with Rolls-Royce in their mission to fly into the record books with their all-electric plane the ‘Spirit of Innovation’, this Bremont ionBird Chronometer will be worn by the test pilots in their record breaking flights. At A Glance  Presented on a brown Nubuck leather strap 43mm aviation grade titanium Trip-Tick case with titanium bi-directional rotating bezel and 100m water resistance Domed scratch resistant sapphire crystal with anti-reflective treatment Black metal dial with luminous Arabic numeral hour markers GMT second time zone Date window at 4.30 Powered by a Chronometer certified automatic movement 42 hours power reserve