Following the end of the Apollo moon missions, in the spirit of détente, the Soviet Union and the USA conducted a joint mission in 1975.
For the first time the two super powers would meet in space . The Apollo command service module would dock with the Soyuz 19. The Apollo CSM was surplus from the moon programme.
The Apollo and Soyuz launched on 15 July 1975. They docked in space July 17 and undocked on July 19: spending a total time together of 1 day and 23 hours.
On board were cosmonauts AlexeyLeonov, Valeri Kubasov and astronauts Thomas Stafford, Vance Brand and Donald Slayton.
This historic moment has led the way for joint missions on the ISS and was in many respects as an important an event as the moon landings themselves.
Speedmaster were chosen by the cosmonauts and the astronauts.
Vance Brand wore a ref.105.012: