Oris WilliamsF1 Chronograph Watch Watch # 67375634184RS. Size : 45.00mm(Gents Large). Band : Black Rubber Strap. Red-Rotor High-Mech, Mechanical automatic movement (Valjoux 7750, 25 jewels, 42hrs power reserve) with stop function, display of hours and minutes from the centre, decentralised counters for minutes and hours, counter for seconds at the centre, date at 6 oclock, carbon fibre dial, dial ring with fine minute track and decimal division, raised indices and Williams F1 Team logo at 9 oclock, polished hands with Superluminova inlay, multi-piece stainless steel case with flexible horn loops, secured by 4 screws, tachometer top ring, stainless steel crown with new screw-on system, flat sapphire crystal with inside anti-reflex coating, case back with mineral crystal, water resistant to 50m.