The watch is made of stainless steel and the case measures 39.5 millimeters round. The watch is battery operated and is water resistant up to 100 meters. The watch is a stop watch chronograph. The lug width is 20 millimeters. The watch has a threaded case back and a sapphire crystal. The hands will glow in the dark and there is a date calendar on the dial of the watch. The watch will come with the Seiko three year warranty card and the box.