Here is a stunning vintage Omega Constellation watch dating to 1960 according to its movement serial number: 17753844. This watch has been professionally serviced running strong and accurately. The automatic movement is an Omega caliber 551 with 24 jewels. The factory original finish pie pan dial is nicely aged and patina. The case is made of solid stainless steel with a solid gold medallion on the case back. This model was only produced between 1959 to 1961, and is the last full steel metal to carry a gold medallion. Case is in excellent original unpolished condition. Brand new case gasket. Original correct signed crown. Brand new acrylic crystal. Case model is 14381-10 SC and measures 34.6mm across excluding the crown by 43.5mm lug tip to lug tip. Watch will come with a matching high quality 18mm genuine leather strap. Wrist size in photo is 6 inches.