Omega Pre-owned Speedmaster 3520.50 Wristwatch with a black dial and stainless steel bracelet. Condition: Used (very good) — Rank A Used: a few traces of usage with insignificant scratches on glass, case, bezel, crown, case back and bracelet; dial and hands show no deterioration; polished; accessories: None. Key attributes: Black | Stainless steel | Self-winding (automatic) movement | Reliable chronograph timing | Chronograph | Day-date display | 39 mm stainless steel case | Black dial | Sport style | Polished case finish | Stainless steel bracelet | Dimensions & fit: Fits wrist size up to 18cm / 7.08" | Composition & care: Stainless steel (case) | Stainless steel (band) | Wipe with a soft cloth; avoid prolonged exposure to water and strong magnetic fields; have serviced by a professional watchmaker as needed.