Extra-long silver-tone 18mm stainless steel expansion band fits up to 8.25-inch wrist circumference. 100-hour chronograph with lap y split times; month day y date calendar. Alarm; 24-hour military time mode; 2 time zones. Silver-tone 34mm resin case with acrylic lens; green digital display; Indiglo light-up watch dial. Water resistant to 30m (100ft): in general withstands splashes or brief immersion in water but not suitable for swimming or bathing.