Weight : Approx. 160g Movement : Automatic caliber BALL RR1101-CSL Chronometer certified COSC SpringLOCK patented hairspring anti-shock system SpringSEAL patented regulator anti-shock system Special movement oil to endure -45°C to 80°C / -49°F to 176°F Size (case) : Ø 42mm, height 13.7mm Water Resistance : 300m/1000ft Anti-Magnetism : 80,000 A/m (1,000 Gauss) Micro gas tubes : 28 micro gas tubes on bezel, hour, minute, second hand and dial for night reading capability Functions: Hours, minutes, sweep seconds and magnified date date Withstand a 10-meter free fall (50,000Gs) Count-up markings Patented shock absorption ring Mu-metal shield Case Material : Titanium Uni-directional rotating stainless steel bezel with ceramic insert and gas tube inset Crown : Special screwed-in crown protection cap Push-in crown Crystal : Anti-reflective sapphire crystal Dial Color : Black Bracelet : Titanium and stainless steel bracelet Lug Width : 21mm Lug to lug : 53.2 mm