Here is a stunning vintage Omega Constellation watch dating to 1963 according to its movement serial number: 20942496. This watch has been professionally serviced running strong and accurately. The automatic movement is an Omega caliber 561 with 24 jewels. The factory original finish pie pan dial is in excellent condition. The case is made of solid stainless steel and is refer to as the Constellation "dog-leg" case model. It is a Gerard Genta design case. Case is in excellent original unpolished condition. Brand new case gasket. Original signed crown. Original signed acrylic crystal. Case model is 168.005 and measures 34.2mm across excluding the crown by 42.6mm lug tip to lug tip. Watch will come with a matching high quality 18mm genuine leather strap. Wrist size in photo is 6 inches.