The final Apollo moon mission took off on the 07.12.72 and lasted for 12 days 13 hours and 51 minutes! returning home on the 19.12.72.
On board were the Astronauts, Eugene Cernan, Ronald Evans and Harrison Scmitt.
Their mission, was the sixth moon landing and the second time a landing took place in the lunar highlands in the Taurus-Littrow valley.
It was the longest moon mission with the longest time spent on the lunar surface. The crew spent 3 days on the lunar surface, and covered 22.21 miles in the lunar rover.
Speedmaster’s were of course essential equipment and all three astronauts wore them:
Summary;
Eugene Cernan: ref 105.012- CB (Official mission watch) and Ref.105.003
Ronald Evans ref 105.012-CB
Harrison Scmitt: Ref.105-012-CB