Meanwhile, there’s some evidence that Worldwide distributors hated the inconsistent and infrequently illogical numbering devices of their Swiss overlords. Maybe most significant with respect to horological history writ massive was the debut with the “Omega” caliber in 1894, a 19-ligne, crown-set motion whose interchangeable pieces were meant for uncomplicated provider. https://www.watchesworld.com/a-history-of-watch-reference-numbers/