CB0151-19E Calibre No:H145 Signal Reception:Global Radio-Controlled Accuracy:±15 sec / month (Non reception) Case:Stainless Steel Band:Calf Leather Strap / Black Glass:Sapphire Glass Case Size:43mm Thickness:10mm Dial:Black Water Resistant:100M Movement:Eco-Drive Max run time from full charge:Approx. 6 months in normal use / Approx. 2 years in power save mode Main Features:Date Display World Time in 26 cities Summer Time (ON/OFF) Perpetual Calendar Power saving function