Casio G Shock G Steel Analog Digital Smartphone Link Bio Based Resin Strap Black Dial Tough Solar GBM 2100 1A 200M Mens Watch fossil womens Brand: Iron Annie Description: Features: classic design Brand: Iron Annie Description: Features: Stainless Steel Case Calf Leather Strap Quartz Movement Caliber: Ronda 5020 World Time Function: Displays time in 48 cities across 31 time zones World Time Specification Detail Model Number GBM 2100 1A Brand Casio G Shock Collection G Steel Gender Men's Case Shape Octagonal Case Material Stainless Steel with Resin Case Size Approximately 45mm Case Thickness Approximately 14mm Estimated Weight Approximately 68g Band Material Bio Based Resin Band Type Two Piece Strap Band Width Approximately 25mm Lug Width Approximately 25mm Lugs Count 4 Crown Type Push Pull Dial Color Black with Gray Accents Display Type Analog Digital Combination Movement Type Tough Solar Quartz Power Source Solar Rechargeable Battery Connectivity Bluetooth Smartphone Link Water Resistance 200 Meters (20 ATM) Crystal Mineral Glass Features Shock Resistant