Caliber No. : H800 Movement : Eco-Drive Strap : Stainless Steel Water Resistant to 200m Thickness : 11.6mm Case Size : 41mm Case : Stainless Steel Glass : Sapphire Glass Maximum run time from full charge (Normal Use Condition) Approximately 6 months Specification 24hrs, Date and Day Display 26 World Cities Time Chronograph Eco-Drive Global Radio-Controlled Insufficient Charge Warning Function Luminous Hands and Index Overcharge Prevention Function Perpetual Calendar Power Saving Function Summer Time ON / OFF Warranty: 1-year International; 1+2-year warranty for Singapore, Malaysia and Brunei.