Amazon.com: Casio Mens G-Shock Digital Watch, with Quartz Digital Movement, and Multi-Function Alarm, Stopwatch, and Countdown Timer, Auto Calendar, Water-Resistant to 200 M (660 Feet) : Clothing, Shoes & Jewelry
Casio Men's G-Shock Rangeman Triple-Sensor Atomic Solar 54mm Watch Black GW9400-1B - Best Buy
Casio G-Shock Metal Twisted G - Dual Core Guard Watch MTG-B3000D-1AER MTG-B3000D-1AER