The Casio G-Shock Premium GW-A1000-1AER Watch ($520) is the G-Shock for grown-ups. This GW-A1000 model features a quartz movement, large 52mm case, and water-resistance to 20 ATM. Some of the coolest features are its solar powered radio signal reception (Europe, Japan, China, United States) and extreme shock resistance due to impacts, vibrations, and g-forces. It also keeps 12 or 24 hour time, has automatic hand adjustments for different time zones, an automatic calendar, thermometer, and chronometer. Basically everything including the kitchen sink.