Mastop Mens Black Dial Chronograph Military Silver Tone Stainless Steel Quartz Wrist Watches Quartz movement with analog and date window display. Quartz movement for accurate time keeping Mineral glass window, mineral glass helps resist scratches Case diameter: 41 mm approx, case thickness: 10 mm approx, band width: 21 mm approx Water resistant up to 3 ATM Suitable for everyday use. Splash/rain resistant.NOT suitable for diving, swimming, snorkeling, water-related work Fashion and sport casual design style, three hands display with leather strap, chronograph function, sub-dials can work, chronograph for hour, minute, second