22+ Omega Speedmaster Moonwatch 1861 Vs 1863 US. The other difference between the two models is that the sapphire back also has a sapphire crystal front.sapphire front and back is probably accounts for. The 1863 is just slightly more appealing visually, but the 1861's i've owned keep great time as well.
The newest version of the moonwatch replaces the cal.
The caliber 3861 uses the lemania 1873 as its base just like the standard moonwatch with caliber 1861 and the previous caliber 861. Ze beschikken over een gangreserve van 48 uur en tikken met. The 1863 is just slightly more appealing visually, but the 1861's i've owned keep great time as well. Compare todos os omega speedmaster professional moonwatch ✓ compre de forma segura ✓.