ROLEX COSMOGRAPH DAYTONA Reference: 6239. Serial number: 1599618. Steel case, case back engraved "Fuerza Aerea Del Peru". Light grey dial, highlighted by three counters (seconds, minute totalizer, hour totalizer). Hand-wound mechanical movement (Valjoux 722-1). Leather strap with signed buckle. Plexiglas glass. Circa 1967. Diameter: 37 mm. A stainless steel wristwatch mechanical movement, by Rolex. Circa 1967. RC : Sold as is, traces of wear and use. Movement functional at the time of the description, need to be serviced, no warranty.