【Seamless Integration】Our strap for swatch omega moon watch is intended by using a seamless integration curved in mind. Most likely most significant with respect to horological history writ large was the debut of the “Omega” caliber in 1894, a 19-ligne, crown-established movement whose interchangeable pieces were meant for easy support. https://www.watchesworld.com/a-history-of-watch-reference-numbers/