Omega Pre-owned Speedmaster 3510.50 Wristwatch — a sport chronograph built for precise timekeeping and everyday wear. Condition: Used (very good). Ranking: Rank A Used - a few traces of usage, some scratches / dirt can be seen but overall in very good condition; Glass scratches: Insignificant; Dial scratches/deterioration: None; Hand scratches/deterioration: None; Case scratches: Insignificant; Bezel scratches: Insignificant; Crown scratches: None; Case back scratches: Insignificant; Bracelet scratches: Insignificant; Maintenance: Polished; Accessories: None. Key attributes: Black | Stainless steel | Reliable automatic movement | Chronograph function | Self-winding (automatic) movement | Black dial | Sport style | Polished stainless steel finish | Dimensions & fit: Regular fit | Composition & care: Stainless steel | Clean with a soft cloth; avoid strong chemicals. Professional servicing recommended for movement maintenance.