All steel Constellation “Officially certified chronometer” from ca 1968. Silver dial with black inserts on indexes. 24 jewel cal 564 movement. “Adjusted to five positions”. Case ref KB ST 168.017 SP.
Beautiful, “brushed” silver dial that has to be seen live! This one has Tritium lume on the tip of the hour and minute hand (T SWISS MADE T) and at the end of each applied white gold hour marker. Serial number26314718. The plastic crystal is the original (with the tiny Omega logo in the centre). The Omega crown is a service replacement. Diameter 34,5mm