Step up to the MR-G, the embodiment of the strength, beauty, and precision that come to life when Japanese technology meets Japanese aesthetics. Case size (L× W× H) icon-question 54.7 × 49.8 × 16.9 mm Weight 138 g Case and bezel material Titanium Band Dura Soft Fluoro Rubber band One-touch 3-fold Clasp Construction Shock Resistant Magnetic Resistant Water resistance 200-meter water resistance Time adjustment Bluetooth: Connects to a smartphone and automatically adjusts the time Radio-controlled Watch; Multi band 6 Power supply and battery life Tough Solar (Solar powered) Smartphone Link feature Mobile link (Automatic connection, wireless linking using Bluetooth) Apps CASIO WATCHES App connectivity feature Auto time adjustment Easy watch setting Approximately 300 world time cities Watch status display Self check Phone finder Premium Production Line certificate Glass Sapphire crystal with anti-reflective coating Crown Screw Lock Crown Surface treatment Green DLC coating Deep Layer Hardening + DLC Coating Compatible band size 145 to 215 mm Other Neobrite