Omega Pre-owned Speedmaster 3520.50 Wristwatch with a black dial and sport chronograph functions, suited for precise everyday timing. Condition: Used (very good) — Rank A Used: a few traces of usage; insignificant scratches on glass, case, bezel, crown, case back and bracelet; dial and hands show no deterioration. Maintenance: Polished. Accessories: None. Key attributes: Black | Stainless steel | Self-winding (automatic) movement | Chronograph | Day-date display | 39 mm stainless steel case | Black dial | Stainless steel bracelet | Sport style | Polished finish | Dimensions & fit: Wrist size: 15.5 cm / 6.1 in | Composition & care: Stainless steel | Clean with a soft cloth. Have serviced by a professional when needed. Avoid strong magnetic fields and prolonged exposure to moisture.