IWC 5448, Portofino Hand-Wound, Vintage Collection, Reference 5448-01, Celebrating 140 years of IWC 1868-2008, Stainless Steel on a Strap with a Stainless Steel Buckle, Manual Wind Movement, Moonphase at 12 o'clock (The Moonphase on this watch is highly accurate with a deviation rate of only 1 day for every 122 years), Small Seconds at 6 O'clock, Matte Black Dial with Silver Hands and White Painted Roman Numerals, Diameter: 46mm, Thickness: 11mm, 46 Hours Power Reserve, Sapphire Crystal, Water Resistant, Mint with Original Box and Papers.