Fifty Fathoms Bathyscaphe 43.6mm Blue Dial & Canvas Strap WatchBlancpain Fifty Fathoms Bathyscaphe 43. 6mm Blue Dial & Canvas Strap Watch 5000 0240 O52A. Black ceramic 43. 6mm case and blue ceramic bezel all on a blue canvas strap. This mens watch has a blue sunray dial with luminous applied hands and hour markers with date display at the 4: 30 o'clock position. Sapphire crystal glass and water resistant up to 300m. Power reserve up to 120 hours. Automatic calibre 1315 movement. Five years international guarantee