Breitling Chronomat A13047 - 1992 (Blue & Silver) - YouTube。Brand BREITLING Model Chronomat Gender Men\'s Material Stainless Steel / Stainless Steel Dial color Navy Movement Automatic Ref Number A13047 Serial Number 173*** Functions Date、Chronograph、Small seconds Accessories Guarantee(booklet) 2 Extra Link (2.5cm/1.0inch) Case size About 39mm (1.5inch) (not including the crown) Wrist size About 15 + 2.5cm (5.9 + 1.0 inch) Lugs width 20mm(0.8 inch) Keeping time -9 sec/day(measured value)　※Reference value Guarantee information 1992/7/22 State of the wound Glass few scratch Case some light scratch, small wound Bezel Light scratch, small wound Belt/Bracelet Light scratch, small wound Hand a Little damage, Stains Dial a Little damage, Stains Buckle some light scratch, small wound CL Number 969068　 294 260731 MD 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.