Armitron Sport Men's 40/8358BLK Digital Chronograph Black Resin Strap Watch Metalized silver-tone resin case; top ring with white printed graphics; textured Black resin strap with buckle closure Functions include: time, seconds, day/date, chronograph, lap time, dual time, 5 alarms, military time, countdown timer, pacer and backlight with 3 second delay Quartz Movement Case Diameter: 49mm Water Resistant To 330 Feet