Omega Pre-owned Speedmaster 3523.80 — a sport wristwatch with a blue dial and stainless steel bracelet. Condition: Excellent / Used (very good) — Rank A Used (a few traces of usage); glass: none; dial: none; hands, case, bezel, case back and bracelet: insignificant scratches; crown: none; maintenance: polished; accessories: None; serial number: 57**6945. Key attributes: Blue | Stainless steel | Automatic movement | Chronograph function | Day-date display | Self Winding (Automatic) movement | Chronograph | Day date | Sport style | 39mm case diameter | Blue dial | Stainless steel case and bracelet | Polished finish | Dimensions & fit: Regular fit | Composition & care: Stainless steel (case and bracelet) | Wipe with a soft cloth. Avoid strong magnets and chemicals. Service movement by a qualified watchmaker at regular intervals.