BJ7136-00E Calibre No:B877 Accuracy:±15 sec / month (Non reception) Case:Stainless Steel / Rose Gold Band:Nylon Strap / Olive Green Glass:Mineral Glass Case Size:43.4mm Thickness:12.5mm Weight:89g Dial:Black Water Resistant:200M Movement:Eco-Drive Max run time from full charge:Approx. 6 months in normal use Main Features:Date Display, Aviation Scale Dual Time Luminous Hands & Markers