SOLD 1992 18kt Omega Speedmaster 3691.50 Moonwatch 50th Anniversary of Cal. 321

Up for grabs is an Omega Speedmaster Professional in solid 18kt yellow gold

3691.60 reference, limited edition of 999 pieces. 

483094XX serial circa 1992 production

This watch is part of Omega Commemorative Series. It is a limited edition to commemorate the 50th anniversary of Caliber 27 CHRO C12 which was launched by Omega in 1942 and was the predecessor to and late named Cal. 321. This model is identified by numbered caseback, gold rimmed subdials, matte black dial, and this was the first Speedmaster series to ever have factory sapphire crystal. 

Case is in excellent condition. No major dings or dents. 

Dial is in excellent and damage free condition, tritium, Hands are original, tritium. 

Bezel is in excellent vintage condition, no major dings or dents. 

Caseback is in excellent condition, sharp engravings and LE numbers. Inside is correctly stamped 145.0052, which indicated this watch indeed came on strap from factory instead of 345.0052 which came on gold bracelet originally. 

Strap is aftermarket black leather, the buckle is OEM 18kt yellow gold Omega deployment. 

No box or papers. No documented service history, though watch runs and winds well.