Be a good sport with this boldly sized digital watch from G-Shock. Designed for maximum performance on the field and off, it features a stopwatch, quartz movement, and supreme shock resistance. Warranty Information. Resin. Imported. Case size: 55mm. Quartz movement. Resin bracelet with buckle closure. Water resistant to 200 ATM, magnetic resisitant, auto LED light, world time clock, stopwatch, speed indicator. Photo may have been enlarged and/or enhanced.