Omega Pre-owned Speedmaster 3511.50 Wristwatch — Used (very good). Rank A Used: a few traces of usage; glass: none; dial: insignificant deterioration; hands: insignificant; case: insignificant scratches; bezel: insignificant; crown: insignificant; case back: insignificant; bracelet: insignificant scratches; maintenance: polished; accessories: none. Key attributes: Black | Stainless steel | Self-winding (automatic) movement | Chronograph | Date display | Sport style | Black dial | 39mm case diameter | Stainless steel case and bracelet | Polished finish | Dimensions & fit: Standard fit; bracelet is sized | Composition & care: Stainless steel | Wipe with a soft cloth; service by a qualified watchmaker as needed.