Oris Big Crown Complication Watch # 58175664061MB. Size : 38.00mm(Gents). Band : Stainless Steel Bracelet. Red-Rotor High-Mech, Mechanical automatic movement (base ETA 2688/2671, 17 jewels, 38hrs power reserve), stainless steel casing, display of hours, minutes and seconds from the centre, subsidiary dials for date, day and 2nd time zone, Moon-phase window, Luminious hands with SuperLuminova inlay, stainless steel crown with screw-on system, plexi-crystal, transparent case back with mineral crystal, water resistant to 50m.