Omega Pre-owned Speedmaster Professional 3570.50 is a manual-wind stainless steel watch known for precise timekeeping and classic, versatile styling. Great Condition. Rank: Used — A. Good used condition with slight scratches and stains. Before purchasing, please refer to the images for the exact condition of the item. Key attributes: Black | Stainless steel | Manual winding movement | Stainless steel bracelet | Black dial | Stainless steel case | Dimensions & fit: Standard fit | Adjustable stainless steel bracelet | Composition & care: Stainless steel (case and bracelet) | Wipe clean with a soft cloth. Service by a professional watchmaker as needed. Avoid prolonged exposure to water and chemicals.