Here is a His & Hers vintage Omega watches from 1951 according to their movement serial numbers. Brand new crystals. Original signed crowns. Their cases are in excellent unpolished original condition. Brand new case gaskets. The gent's case model is 2640-1 SC and measures a large 35.6mm diameter, excluding the crown by 43mm lug tip to lug tip. The lady's case model is 2655-1 and measures 22mm diameter, excluding the crown by 29.5mm lug to lug. Beautiful and immaculate factory original dials on both pieces. Both watches have been professionally serviced and are running strong with great accuracy. The manual wind movements are caliber 283 for the gent piece and 252 for the lady piece. They will come brand new high-quality genuine leather strap.