Omega Speedmaster Racing Chronograph presented as a pre-owned timepiece, featuring a 40mm stainless steel case, black dial and tachymeter bezel — ideal for everyday wear and precise timing. Condition: Used (good). Ranking: Rank AB Used - Traces of usage, scratches / dirt can be seen but generally in good condition. Seller Ranking: Rank AB. Glass Scratches: Insignificant. Dial Scratches/Deterioration: Insignificant. Hand Scratches/Deterioration: Slight. Case Scratches: Slight. Bezel Scratches: Slight. Crown Scratches: Slight. Case Back Scratches: Slight. Bracelet Scratches: Slight. Band Stains/Dirt: Slight. Condition Notice: Before purchasing, please refer to the images for the exact condition of the item. Key attributes: Black | Stainless steel | Self-winding (automatic) movement — Calibre 3330, COSC-certified. ([swisswatchexpo.com](https://www.swisswatchexpo.com/watches/omega/mens-omega/speedmaster-/speedmaster-racing-mens--326%2C30%2C40%2C50%2C01%2C001-box-cards-21478/?utm_source=openai)) | Water resistant to 100 m / 10 ATM. ([prestigetime.com](https://www.prestigetime.com/Omega-Speedmaster-Racing-Co-Axial-Chronograph-40mm-326-30-40-50-01-001.html?utm_source=openai)) | Chronograph timing accuracy for daily and sport use. ([swisswatchexpo.com](https://www.swisswatchexpo.com/watches/omega/mens-omega/speedmaster-/speedmaster-racing-mens--326%2C30%2C40%2C50%2C01%2C001-box-cards-21478/?utm_source=openai)) | Chronograph with 30-minute and 12-hour counters plus small seconds. ([swisswatchexpo.com](https://www.swisswatchexpo.com/watches/omega/mens-omega/speedmaster-/speedmaster-racing-mens--326%2C30%2C40%2C50%2C01%2C001-box-cards-21478/?utm_source=openai)) | Date display integrated in the subdial at 6 o'clock. ([swisswatchexpo.com](https://www.swisswatchexpo.com/watches/omega/mens-omega/speedmaster-/speedmaster-racing-mens--326%2C30%2C40%2C50%2C01%2C001-box-cards-21478/?utm_source=openai)) | Tachymeter scale on the bezel for speed calculations. ([prestigetime.com](https://www.prestigetime.com/Omega-Speedmaster-Racing-Co-Axial-Chronograph-40mm-326-30-40-50-01-001.html?utm_source=openai)) | Fold-over deployment clasp for secure wear. ([prestigetime.com](https://www.prestigetime.com/Omega-Speedmaster-Racing-Co-Axial-Chronograph-40mm-326-30-40-50-01-001.html?utm_source=openai)) | Black dial with 'Clous de Paris' textured subdials. ([swisswatchexpo.com](https://www.swisswatchexpo.com/watches/omega/mens-omega/speedmaster-/speedmaster-racing-mens--326%2C30%2C40%2C50%2C01%2C001-box-cards-21478/?utm_source=openai)) | Matte black aluminium tachymeter bezel. ([prestigetime.com](https://www.prestigetime.com/Omega-Speedmaster-Racing-Co-Axial-Chronograph-40mm-326-30-40-50-01-001.html?utm_source=openai)) | 40mm round stainless steel case. ([prestigetime.com](https://www.prestigetime.com/Omega-Speedmaster-Racing-Co-Axial-Chronograph-40mm-326-30-40-50-01-001.html?utm_source=openai)) | Brushed and polished stainless steel bracelet. ([swisswatchexpo.com](https://www.swisswatchexpo.com/watches/omega/mens-omega/speedmaster-/speedmaster-racing-mens--326%2C30%2C40%2C50%2C01%2C001-box-cards-21478/?utm_source=openai)) | Dimensions & fit: Regular fit | Composition & care: Stainless steel case and bracelet | Sapphire crystal | Aluminium bezel insert | Mechanical automatic movement (metal components) | Wipe with a soft cloth. Service by a certified watchmaker recommended every 3–5 years. Avoid exceeding the stated water-resistance rating. Inspect images for exact condition before purchase.