OMEGA Seamaster300 2589.30 Chronograph US Special Edition 。Brand OMEGA Model Seamaster300 Gender Men\'s Material Stainless Steel / Stainless Steel Dial color Silver Movement Automatic Ref Number 2589.30 Serial Number 78020*** Functions Date、Chronograph、Small seconds Accessories No accessories Case size About 42mm (1.7inch) (not including the crown) Wrist size About 17cm (6.7 inch) Lugs width 20mm(0.8 inch) Keeping time -18 sec/day(measured value)　※Reference value State of the wound Glass few scratch Case a few scratch, small wound, dent(at 9 o\'clock ) Bezel Many scratch, small wound Belt/Bracelet Light scratch, small wound Hand Light damage, Stains Dial Light damage, Stains, dust Buckle Light scratch, small wound CL Number 958616　 105 260601 NN 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.