Amazon.com Product Description:
The Casio Men's Solar Atomic Metal Watch #WVM120DJ-7 combines the classic styling of a dive watch with a sporty, full-featured digital interface. Versatile and reliable, this timepiece never needs resetting or batteries thanks to Casio's Solar Power and Atomic Timekeeping technology. With its classic dive style design (which includes features like a rugged stainless steel band with a fold-over-clasp), this handsome timepiece is ready for a day at the office or inspection by the ship's divemaster. The watch's reliable quartz movement is solar powered--which accurately keeps time up to eight months without further exposure to light. And if you're in the US, UK, Germany, or Japan, the watch receives time calibration radio signals (up to six times per day), so you always know your watch is set to the right time. Other technical features include three daily alarms, an LED light with Afterglow technology, a world clock with 29 time zones, four daily alarms , a 1/100 second stopwatch that records split time, a calendar (pre-programmed until the year 2099), 12- and 24-hour formats, and water resistance to 330 feet (100 meters).

Amazon.com Product Description:
This Casio G-Shock watch is a highly accurate and durable digital timepiece perfect for travelers, adventurers, or anyone looking for a multi-function, rough-and-ready watch. Featuring atomic timekeeping, the watch automatically sets using radio signals to ensure perfect time accuracy. Charged by solar power, the battery can last up to eight months on a full charge without further exposure to light. The screen indicates the battery level, and the watch comes with a power saving function. Ideal for world travelers or international calls, the watch can be set for 29 time zones (30 cities), with or without daylight savings, and comes with a city code display so you know where you are. The watch also features four daily alarms and one snooze alarm, a countdown timer, a 1/100 second stopwatch, hourly time signals, and an automatic calendar pre-programmed through 2099. The octagonal bezel of dark gray resin gives the watch a distinctive look, and the octagonal digital display window offers an automatic EL backlight with afterglow for easy night reading. The rugged band and case are also made of resin. The watch is designed for enhanced shock resistance, is water resistant up to 660 feet (200 meters).