Here is a His & Hers vintage Omega Constellation model "C" watches from 1966 (Lady') and 1968 (Gent') according to their movement serial numbers. Original signed crystals in great condition. Original signed crowns. Their cases are in excellent unpolished original condition. Brand new case gaskets. The gent's case model is 168.017 and measures 35mm diameter, excluding the crown by 40.5mm lug tip to lug tip. The lady's case model is 568.001 and measures 25mm diameter, excluding the crown by 29.5mm lug to lug. Beautiful and stunning factory original dials on both pieces. Both watches have been professionally serviced and are running strong with great accuracy. The automatic wind movements are caliber 564 (with a quick-set date feature) for the gent piece and 682 for the lady piece. They will come brand new high-quality genuine leather strap.