Featuring a semi-perpetual calendar mechanism that needs adjusting once every leap year, the new Breitling Super Chronomat 44 Four-Year Calendar Automatic Men\'s Watch is the brand\'s boldest Chronomat to date. At A Glance  Presented on a blue rubber Rouleaux style strap and butterfly clasp 44mm case size with 100m water resistance Blue dial with tone-on-tone chronograph counters Super-LumiNova luminescent indexes and hands Stainless steel bezel with blue ceramic insert and 18k red gold elements, unidirectional ratcheted, indexes and Super-LumiNova coated rider tab numerals Screwed steel case back, with sapphire crystal Screw-locked crown with two gaskets Cambered sapphire, glareproofed on both sides Powered by the Breitling Calibre 19 self-winding mechanical movement, bidirectional with ball bearing COSC-certified Power reserve of 42 hours