CITIZEN CB0217-71E ATTESA ACT LINE BLACK TITANIUM:tm: SERIES ATTESA 35TH ANNIVERSARY LIMITED EDITION 3RD "BLUE UNIVERSE COLLECTION" Calibre No.H145 Maximum run time from full charge (Normal Use Condition)Approximately 6 month Global Radio-Controlled Strap:Titanium Water Resistant to 10 bar Thickness10.1mm Case Size 42.5mm Case: TitaniumSurface Processing Duratect DLC & DLC BLUE GlassSapphire Glass (Non Reflection Coating) Warranty3 years warranty Blue Universe Collection Worldwide Limited 1600pcs Super TitaniumTM Duratect DLC (Diamond Like Carbon) Date Display Eco-Drive (recharged by any light source, no need for regular battery replacement) Insufficient Charge Warning Function Overcharge Prevention Function Perpetual Calendar Power Saving Function Global Radio-Controlled World Time Summer Time (ON/OFF)