Case diameter: 45.5 mm Dial colour: Blue Crystal: Domed. protuberant and scratch‑resistant sapphire crystal with anti‑reflective treatment on both side Water resistance: 600 bar (6000 metres / 20000 feet) Lug width: 22 mm Bracelet: O‑MEGASTEEL Additional features Anti‑magnetic Chronometer Master Chronometer Certified Screw‑in crown Time zone function Unidirectional rotating bezel