The Blancpain Fifty Fathoms Bathyscaphe Quantième Complet Phases De Lune features an automatic movement within a 43mm rose gold case with a blue ceramic rotating bezel. The blue dial reveals a moon phase complication in addition to a complete calendar including a date display, day of the week display, and month display. It is covered with sapphire crystal. The blue canvas strap is secured by a tang buckle. Water resistant to 300 meters.