GOLD OMEGA CONSTELLATION REF. 168.045 - 368.845, CIRCA 1969 Three body tonneau 18K gold case, incorporated lugs, screw back with embossed Constellation logo, Omega winding crown, glass with magnifying lens. Omega 18K gold bracelet with deployant clasp. 
Brushed champagne dial signed "Constellation Omega Chronometer Officially Certified”, OM Swiss Made OM indication, applied logo, rectangular lacquered indexes, minute division, aperture for the day and the date. Lacquered bâton hands, centered seconds.
Signed self-winding movement, copper-plated caliber 751, n. 31239378, 24 jewels, lever escapement, monometallic balance adjusted to five positions and temperature, flat hairspring, Incabloc shock-absorber, micrometer regulator. 
Diameter Ø: 36 mm | Weight: 147,5 g
Note: working; slightly chipped glass.