Casio G Shock G Steel Bio Based Resin Strap Smartphone Link Analog Digital Grey Dial Solar GBM 2100A 8B 200M Mens Watch COA:SIN Features: Stainless Steel Case Leather 96A208 Features: Stainless Steel Case Leather Strap Automatic Movement Caliber: SII NE57 29 Jewels Mineral Crystal Black Dial Analog Display Power Reserve Date Display Luminous Hands And Markers Uni Directional Rotating Bezel Screw Down Crown See Through Case Back Buckle Clasp 200M Water Resistance Approximate Case Diameter: 46mm Approximate Case Thickness: 17mm 5 in Material: Primary Color Item Weight U M: lbs Packaging: Gift Boxed Product Type: Gift Sold By Unit: Each Gift Type: Photo frames & Albums Height: 10 in Return Policy: If not 100% satisfied return watch in 30 days for a full refund or exchange this timepiece delivers 200 meter water resistance Specification Details Model Number GBM 2100A 8B Brand Casio G Shock Collection G Steel Gender Men's Movement Type Solar Powered Quartz Case Shape Octagonal Case Material Bio Based Resin Case Diameter Approximately 48 49mm Case Thickness Approximately 14mm Estimated Weight Approximately 62 68g Dial Color Grey Display Type Analog Digital Combination Band Material Bio Based Resin Band Type Two Piece Integrated Strap Band Color Black Band Width Approximately 22 24mm Lug Width Integrated Band Design Lugs Count 4 (Integrated) Clasp Type Tang Buckle Crown Type Push Button Operation Crystal Mineral Glass Water Resistance 200 Meters (20 ATM) Connectivity Bluetooth Smartphone Link Power Source Tough Solar (Light Powered) Functions World Time