"40 Years ago, on 3 March 1969, the first automatic chronograph movement was introduced. This movement, nick-named Chronomatic, was developed by a joint venture of Heuer, Breitling, Buren and Dubois-Depraz. The Chronomatic was used by Heuer, Breitling and Buren under the name of caliber 11."
116523 on a blue Everest band this morning. In the background, a couple of new additions to the household that our friendly stray brought in last night.