Omega Pre-owned Speedmaster 3521.30 Wristwatch — a sport-style automatic chronograph with day-date function and a silver dial. Condition: Used (very good). Rank A Used - a few traces of usage; glass, dial and hands show no scratches; crown shows no scratches; case, bezel, case back and bracelet show insignificant scratches; maintenance: polished. Includes guarantee card, inner box and outer box. Key attributes: Gray | Silver | Stainless steel | Self-winding (automatic) movement | Chronograph | Day-date display | Self-winding (automatic) movement | 39mm case diameter | Silver dial | Polished stainless steel case and bracelet | Sport style | Dimensions & fit: Standard one-size fit (adjustable) | Composition & care: Case: Stainless steel | Band: Stainless steel | Wipe with a soft cloth; avoid chemicals; have serviced by a professional watchmaker; keep dry.