Amazon.com Product Description: Take to the streets or the bike trails with the Casio G-Shock men's digital sport watch (model G2900-1V), a watch that includes a 10-year battery. It also features a 30-page databank that allows you to store phone numbers and other valuable contact information (8 characters for name and 12 characters for telephone number). For timing your sports training sessions, it offers a 1/100-second stopwatch with a 100-minute measuring capacity and elapsed time, split time, and 1st/2nd place time modes as well as a 24-hour countdown timer.
Chunky and powerfully styled, it has a large, round black resin case and a black resin strap that tapers as it winds around your wrist. Timekeeping features include four independent daily alarms (with one snooze alarm), an optional hourly time signal, world time from 29 time zones/27 cities, year/month/date/day display (with an autocalendar to the year 2039), and a battery power indicator. It also offers a scratch-resistant mineral crystal, and AfterGlow LED electro-luminescent backlight.
