BJ8057-17X Calibre No:B873 Accuracy:±15 sec / month (Non reception) Case:Stainless Steel Band:Polyurethane Strap / Olive Green Glass:Mineral Glass Case Size:48.2mm Thickness:18.5mm Weight:177g Dial:Olive Green Water Resistant:300M (Scuba Diving) Movement:Eco-Drive Max run time from full charge:Approx. 6 months in normal use Main Features:Date Display, Luminous Hands & Markers