This is a great watch from the Classic collection by Casio. The functions include LED light, Stopwatch function - 1/100 sec. - 1 hour, Daily alarm, Automatic calendar, 12/24-hour timekeeping, Resin case, Stainless steel band, Adjustable fastening, 5 Years - 1 Battery, Water resistance classification (WR) to ISO 22810, Accuracy +/- 30 sec seconds per month, Weight approx. 36 g. This watch is supplied with an official presentation box and warranty from the manufacturer.