Amazing Tritium Plots
Screw-in stainless steel case-back
Original Omega signed acrylic crystal
Original Steel Omega crown
Original but swapped Omega signed manual caliber 861 movement
OMEGA IN 1974
After the Apollo XI mission in 1969, the Omega Speedmaster became forever known as “moonwatch”. The 145.022-74 was produced shortly after. The difference was mostly observable in the printed logo and different caseback.