Caliber 4R36 Automatic movement with manual winding Power reserve approx. 41 hours Jewels 24 Stop second hand function Day/Date display Stainless steel Case Case thickness 13.4mm Case diameter 42.5mm Lug-to-lug 46.0mm Curved Hardlex Crystal LumiBrite on hands, index(es) and bezel Leather Strap Bracelet Length 195 Distance between lugs 22 Water Resistant 100m