IWC Aquatimer cooler than Tudor,Breitling,Omega and Co 。Brand IWC SCHAFFHAUSEN Model Aqua timer Gender Men\'s Material Stainless Steel / Stainless Steel Dial color black Movement Automatic Ref Number IW371928 Serial Number 3144*** Functions Day date、Chronograph、Small seconds Accessories Guarantee(card)、メーカー修理明細書、Tool 2 Extra Link (1.5cm/0.6inch) Case size About 42mm (1.7inch) (not including the crown) Wrist size About 18 + 1.5cm (7.1 + 0.6 inch) Lugs width 24mm(0.9 inch) Keeping time +5 sec/day(measured value)　※Reference value Overhaul History 2008/06/24 Guarantee information 2005/11/28 State of the wound Glass a few scratch (coating ) Case Light scratch, small wound, dent(In some places ) Bezel a few scratch, small wound Belt/Bracelet Light scratch, small wound Hand a Little damage, Stains Dial a Little damage, Stains(index ) Buckle few scratch CL Number 872652　 432 250908 AS Condition Rank Body rank B Belt/Bracelet rank B Condition RANK Explanation N [Mint] Item has never been used. S [Beautiful] Item is like new withvery slight signs of use. A [Excellent] Item has clearly been used,but has no significant scratches or wear. AB [Great] Item has slight surface scratches or slight wear,but looks great. B [Good] Item shows scratches or wear that is visible when worn on wrist. BC [Fair] Item is not in perfect working order or slightly damaged. C [Poor] Item cannot be used as-is.Repair needed or used as parts.