The Casio G-Shock GWG-1000 (Mudmaster) is a heavy-duty, analog-digital watch built for harsh environments. Key specs include mud and vibration resistance, a Triple Sensor (altimeter, barometer, compass, and thermometer), Tough Solar power, and Multi-Band 6 atomic timekeeping, all housed in a 56.7 mm case.Core Specs & FeaturesSize & Weight: 56.7 × 56.1 × 18 mm | 119 gCase & Glass: Resin and stainless steel case, Sapphire crystal with anti-reflective coatingDurability: Shock-resistant, vibration-resistant, mud-resistant, and 200-meter water-resistantPower: Tough Solar (solar charging systemTime Sync: Multi-Band 6 (receives atomic time radio signals)