SOLD 1970 Omega Speedmaster Pre-Moon Transitional Cal. 861 on 1039 Bracelet

Up for grabs is an Omega Speedmaster Pre-Moon 

145.022 reference transitional Cal. 861 movement watch with Pre-Moon caseback

309969XX serial number circa 1970 production

Excellent vintage condition case with no major dings or dents and crisp lugs. No corrosion or pitting. 

Dial is original step, tritium with great yellow patina. Hands have evidently been replaced during past service and still glow in dark. Bezel appears to be original based on aging/patina. No major wear or dings. 

Crystal is Omega hesalite with logo in center. 

Bracelet is excellent Omega 1039 flat link with 516 ends. 

Caseback is excellent vintage condition with crisp Seamonster engraving and appears to have original finish still. Inside is stamped 145022-69

Watch runs and winds well. Chrono runs and resets as should. Exact service history is unknown.