Omega Speedmaster Date chronograph steel automatic Kal. 1152 。Brand OMEGA Model Speedmaster Gender Men\'s Material Stainless Steel / Stainless Steel Dial color black Movement Automatic Ref Number 3513.52 Serial Number 5801**** Functions Date、Chronograph、Small seconds Accessories Guarantee(card) Case size About 39mm (1.5inch) (not including the crown) Wrist size About 16cm (6.3 inch) Lugs width 18mm(0.7 inch) Keeping time -24 sec/day(measured value)　※Reference value Guarantee information Blank State of the wound Glass Light scratch (The entire ) Case Light scratch, small wound Bezel some light scratch, small wound Belt/Bracelet Light scratch Hand Light damage, Stains Dial Many damage, Stains, Sunburn, Light damage, Paint peeling off(The entire ) Buckle Light scratch CL Number 829011　JP 020 240810 YY 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.