Blancpain Bathyscaphe Quantième Complet Phases de Lune

Blancpain's Bathyscaphe Quantième Complet Phases de Lune, reference 5054 0140 NAOA, is a dive watch with a 43.6 mm ceramic case. The case measures 13.4 mm thick and carries a unidirectional rotating bezel. A sapphire crystal covers the sunburst blue dial, which sits on a lug width of 23 mm. The self-winding calibre 6654.P.4 drives the watch and stores 72 hours of power reserve. Complete calendar functions, with date, weekday and month, run alongside a moon phase display and central seconds. The watch is fitted to a textile strap secured by a pin buckle. Blancpain rates the case to 300 metres.