Omega Style No: 318.90.45.79.01.001 Omega Speedmaster Skywalker X-33 Chronograph 45 mm Watch - 45 mm Titanium Case - Black Ceramic Bezel - Black Dial

45 mm titanium case, sapphire back, black ceramic bezel, scratch-resistant sapphire crystal with anti-reflective treatment on both sides , black dial with an LCD display, caliber 5619 quartz movement with chronograph, perpetual calendar, and day display, approximately 24 months of power reserve, titanium bracelet. Water resistant to 3 bar.