Our most nostalgic styles are boldly reimagined with modern-day factors and familiar nods to our history of firsts. Most likely most significant with respect to horological history writ substantial was the debut on the “Omega” caliber in 1894, a 19-ligne, crown-established movement whose interchangeable areas were intended for straightforward support. https://www.watchesworld.com/a-history-of-watch-reference-numbers/