CASIO W-800HD-1AVEF gray.CASIO W-800HD-1AVEF watch, quartz movement, acrylic glass, plastic case, steel bottom, steel bracelet, illuminated dial, stopwatch - 1/100 sec. - 1 h, daily alarm, automatic calendar, 12/24-hour format, water resistance class (10 bar), 100 m - washing hands, rain, shower, swimming pool. Dimensions: case width: 36.8 mm, case height: 44.2 mm, case thickness: 13.4 mm.