Here is a stunning vintage Omega Constellation watch dating to 1963 according to its movement serial number: 20031255. This is not your regular vintage Constellation watch. This is a very rare JUMBO size vintage Omega watch. That's right! Majority of people have never even heard or knew of vintage Constellation comes in jumbo size. The case model is 168.001 and measures 37mm in diameter excluding the crown by 45mm lug tip to lug tip. The case is upolished and made of solid stainless steel with a solid gold case back medallion. Original signed crown. Original signed crystal. Brand new case back gasket. Factory original finish dial nicely aged with visible age spots. The automatic movement is an Omega caliber 561 and has been professionally serviced. Watch will come with a matching high quality genuine lizard skin 19mm leather strap. Wrist size in photo is 6 inches.