IWC Chronograph Portuguese IW371491 | Ref. IW371491 Watches 。Brand IWC SCHAFFHAUSEN Model Portugese Gender Men\'s Material Stainless Steel / Stainless Steel Dial color blue Movement Automatic Ref Number IW371491 Serial Number 6169*** Functions Chronograph、Small seconds Accessories Guarantee(card) Case size About 41mm (1.6inch) (not including the crown) Wrist size About 16.5cm (6.5 inch) Lugs width 20mm(0.8 inch) Keeping time +4 sec/day(measured value)　※Reference value Guarantee information 2019/04/06 State of the wound Glass few scratch (coating ) Case few scratch Bezel a few scratch, small wound Belt/Bracelet a few scratch Hand Stains Dial a few stain Buckle few scratch CL Number 907276　 199 250906 KY Condition Rank Body rank AB+ Belt/Bracelet rank AB 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.