Omega Constellation Electroquartz "Beta 21"in 18k yellow gold. The first production swiss analog/quartz watch. Quartz w/ sweep seconds and date. With box. Case size 37 mm x 42 mm. Ref 196.005. Circa 1970s. Rare left handed watch. Extra heavy - about $5,000 in just gold weight. Fine Pre-owned Omega Watch. Certified preowned Vintage Omega Constellation 196.005 watch is made out of yellow gold on a Gold Link band with a 18k Fliplock buckle. This Omega watch has a 37 x 42 mm case with a Rectangle caseback and Gold Stick dial. Circa: 1970s . It is Gray and Sons Certified Authentic and comes backed by our 12-month warranty. Each watch is inspected by our certified in-house Swiss-trained watchmakers before shipment including final servicing, cleaning, and polishing. If you have inquiries about this Omega Constellation watch please call us toll free at 800-705-1112 and be sure to reference W520463. Watch is in Excellent condition.