Bidspirit auction | Omega Constellation Automatic Chro

Omega Constellation Automatic Chro - Omega Constellation Automatic Chronometer, case and back 750/000 GG, Ref. 157.0001 circa 1980, sapphire crystal, gold dial with applied black bar indices, blackened hands, automatic movement Cal. Omega 711.5 with fine regulation red gold-plated, running, diameter 35mm, height 7mm, black leather strap with pin buckle unworn, length approx. 21cm, total weight approx. 51,4g