This product is an authentic item that has been authenticated. Please refer to the following notes for details. Details: Omega OMEGA Speedmaster Professional Chronograph 3572.50 Size: Men's Material: SS Face Color: Black Case Size: Approximately 3.9cm (excluding the crown) Case Thickness: 1.0cm Band Size (Inner Circumference): Approximately 19cm Band Maximum Width: Approximately 1.9cm Band Color: Silver Daily Rate: +4 to +5 seconds Weight: 146g (including band) Movement: Manual winding Accessories: Outer box (stains, color transfer), inner box (stains, peeling), G card (unfilled) Remarks: This model, which embodies the tradition and innovation of OMEGA, is a timeless masterpiece worthy of being loved beyond generations. Finished/Overhauled. Although there are some slight scratches remaining on the windshield, bezel, case, back cover, and band, this is a finished product, and overall, it is a product in good condition. ■ Condition: A+ (Finished/Overhauled) Purchased at a vintage goods auction. *Please refrain from purchasing if you do not understand that this is a used item. Please ask any questions in the comments. Product number: 7.8.22 7073