Rare Vintage Omega Moonphase Triple Calendar, Swiss Watch, Ref. 2471/2, 18K Solid Gold Case 1952Omega Cosmic was introduced in 1947 and remained in the brands catalogue until 1956 as its most prestigious and technically complex wristwatch of the period. This example is a reference 2471 2 in solid 18K gold, powered by the Omega Caliber 381 (formerly 27 DL PC AM), the brands first triple calendar moonphase movement. The movement serial number dates to 1952, placing the watch firmly within the early production years of the Cosmic line. The dial