Omega – Constellation Automatic Chronometer – Ref. 168.017 – Calibre 564 – 1960s – Men’s Wristwatch General Information • Brand: Omega • Model: Constellation Automatic Chronometer • Reference: 168.017 (engraved inside the case back) • Origin: Switzerland (Swiss Made) • Production Period: Circa 1968–1970 • Gender: Men • Condition: Good vintage condition – original dial, hands, and movement. The dial shows light aging patina, adding character to the watch. The movement is in working order and keeps good time. • Case Material: Gold capped (plated over stainless steel) • Case Back: Gold medallion with the Constellation Observatory logo • Case Diameter: 36 mm (excluding crown)