since they made the first request for it during the quartz crisis, but they also designed their own movement, had the parts cut by Lemania. EBEL agreed to let Breguet use it as a manual wind, theirs was self-winding. In 2004 or 2005, when it was clear tha...
https://www.watchprozine.com/page-wf.forumpost/desc-horological-meandering/pdesc-ebel---when-they-were-great-between-1980-and-the-end-of-the-1990-s/fi-17/ti-1556176/pi-15284456/ 3 to me special references within the ebel history And the last one is the on...