Omega Constellation 168.029

OMEGA gents wristwatch Constellation chronometer reference 168.029, self winding, Switzerland around 1961, stainless steel case, screwed down case back with representation observatory and dedication engraving, silvered structured dial with applied indices, display of hours, minutes, sweep seconds, day and date, movement copper coloured, calibre 751, 24 jewels, Glucydur-balance, flat hairspring, incablock shock-absorber, swan´s neck regulateur, justiert in 5 Position, measures approx. 40 x 35 mm, signs of use due to age, condition 2-3