Omega Pre-owned Speedmaster 3210.51 is a stainless steel chronograph featuring a black dial, tri-compax subdials, tachymeter bezel and automatic movement—designed for precision and iconic style. Condition: Excellent — Excellent overall condition with almost no visible signs of use. Barely noticeable hairline marks may be present, but they are not visible to the naked eye. Please see photos for details. Key attributes: Black | Silver | Stainless steel | Automatic movement | Chronograph function | Adjustable stainless steel bracelet (extra links included) | Includes box, certificate, brand booklet and service card | Black dial | Tri-compax subdials | Tachymeter bezel | Stainless steel case and bracelet | Dimensions & fit: Adjustable bracelet fit | Composition & care: Stainless steel | Wipe clean with a soft cloth; avoid exposure to strong chemicals and extreme temperatures; service by an authorized technician.