AQUANAUTIC Sub Commander Skull Silver Dial Automatic Men。Brand AQUANAUTIC Model Sub Commander Gender Men\'s Material Stainless Steel / Rubber / Stainless Steel / Rubber Dial color Silver Movement Automatic Serial Number NKCR00*** Functions Day date、Chronograph、Small seconds Accessories No accessories Case size About 45mm (1.8inch) (not including the crown) Wrist size About 20.5cm (8.1 inch) Lugs width 凸15mm(0.0 inch) Keeping time +13 sec/day(measured value)　※Reference value State of the wound Glass Little damage Case Minor scratches, deterioration of the crown\'s rubber Bezel few scratch Belt/Bracelet few scratch Hand a few stain Dial No damage Buckle few scratch CL Number 898132　 299 250714 AS Condition Rank Body rank B+ 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.