Here is an elegant vintage Omega Constellation watch dating to 1968 according to its movement serial number: 26326689. This watch has been professionally serviced running strong and accurately. The automatic movement is an Omega caliber 564 with 24 jewels. The date has quick set feature. The factory original finish "grey tone" dial is in splendid condition. The case is made of solid stainless steel. Case design is refer to as the Constellation "Round" case model. Case is in great original unpolished condition. Brand new case gasket. Original signed crown. Brand new acrylic crystal. Case model is 168.018 and measures 35mm across excluding the crown by 40.4mm lug tip to lug tip. Watch will come with a new 19mm genuine leather strap. Wrist size in photo is 6 inches.