Revue Thommen 16071.6184 Men's 'Air Speed' Black Dial Chronograph Day-Date Swiss Automatic Watchfeatures a stainless steel 43.5mm case, a black dial, and a sapphire crystal. The 22mm stainless steel band is fitted with a fold over with safety release clasp. This wristwatch is powered by ETA-Valjoux Caliber 7750 automatic movement. Thiswatch has a water resistance of up to 330 feet/100 meters, suitable for short periods of recreational swimming.