Amazon.com Product Description:
The perfect training partner for your active sporting lifestyle, this Casio G-Shock men's digital sport watch (model GW700A-1V) offers a black resin case that's accented by a silver top ring and light digital gray display as well as a black resin strap. It's also solar-powered and wirelessly receives atomic time updates. It offers a 1/100-second stopwatch with a 60-minute measuring capacity and a time recorder with up to 30 records, It also features four independent daily alarms (with one snooze alarm), world time from 30 cities, and an autocalendar (to the year 2039). And because it's solar-powered--charging in either sunlight or indoor light--you'll never have to deal with changing the battery. Other features include a scratch-resistant mineral crystal, AfterGlow LED electro-luminescent backlight, and water resistance to 200 meters (660 feet)--suitable for recreational scuba diving.

This radio-controlled watch receives a time calibration signal transmitted from Fort Collins, Colorado, and signal reception is possible within a radius of about 2,000 miles from the Fort Collins transmitter. You can choose to automatically receive this signal four times a day, or manually update the watch to the atomic clock.

Amazon.com Product Description:
Looking pristine in white, the Casio Men's G-Shock White Atomic Digital Sport Watch's rugged functionality might surprise you. This watch begins with a prominent 50mm white resin case, which cradles its digital display. Features include: solar power, multi-band atomic timekeeping, shock resistance, LED backlight, world time, daily alarm with snooze, chronograph functionality and water resistance up to 660 feet (200 meters). A sleek white resin bracelet wraps around the wrist before fitting into a buckle clasp.

Amazon.com Product Description:
This analog/digital Casio G-Shock Street Rider men's digital sport watch (model G300-3AV) is a great companion for jogging and biking through urban terrain. Large and in charge 43mm case, this shock resistant watch will withstand virtually any punishment you can mete out. It will also stand up to the rigors of recreational scuba diving, with water resistance to 200 meters (660 feet). It includes a 1/100-second stopwatch with a 60-minute measuring capacity and elapsed time, split time, and 1st/2nd place time modes as well as a 24-hour countdown timer.

This watch has a round, durable black resin case that's accented by a silver top ring, black dial (with luminous hands), and a stylish black resin strap. It offers such timekeeping functions as 12/24-hour formats, year/month/date/day display (with an autocalendar to the year 2099), daylight savings time on/off, and world time from 29 time zones/27 cities (with city code display). It has four independent daily alarms (with one snooze alarm) and an optional hourly time signal. Other features include a scratch-resistant mineral crystal, AfterGlow LED electro-luminescent backlight, and battery life of up to 3 years.

Amazon.com Product Description:
This Casio men's G-Shock watch is ideal for the athlete serious about his training. This tough watch is shock resistant and water resistant to 660 feet (200 meters), with a stainless steel case and resin bezel. The digital display provides the time as well as functions for world time with 29 time zones, a dual time mode, a calendar pre-programmed until 2099, four multi-function alarms and one snooze alarm, two countdown timers, and a stopwatch accurate to 1/1000th of a second and with memory for 100 laps. A black resin band keeps the watch securely on the wrist.

Amazon.com Product Description:
Keep your training on schedule even in harsh weather conditions thanks to this Casio G-Shock Basic men's sport digital watch (model G9000-1V), which is both shock- and mud-resistant. This powerfully styled watch features a durable black resin case (accented by red buttons) and resin band. It offers a 1/100-second stopwatch with a 60-minute measuring capacity as well as a 24-hour countdown timer. It has four independent daily alarms (with one snooze alarm) and an optional hourly time signal. Other features include a scratch-resistant mineral crystal, AfterGlow LED electro-luminescent backlight, and water resistance to 200 meters (660 feet)--suitable for recreational scuba diving.