Blancpain Bathyscaphe Quantième Complet Phases de Lune

Blancpain's Bathyscaphe Quantième Complet Phases de Lune, reference 5054 1110 71S, is a 43 mm steel case watch. The case measures 13.4 mm thick, with a lug width of 23 mm. Sapphire crystal covers the sunburst grey dial, which carries a complete calendar with date, weekday and month alongside a moon phase display and central seconds. The self-winding calibre 6654.P.4 drives the watch, with a power reserve of 72 hours. A steel bracelet with a folding clasp completes the piece, matching the case in material and finish. The screw-down build holds water resistance to 300 metres, in keeping with the Fifty Fathoms line's diving credentials.