OMEGA Cosmic gents wristwatch with full calendar including...

OMEGA Cosmic gents wristwatch with full calendar including moon phase reference 2606-5, manual winding, Switzerland around 1951, stainless steel case, strong yellow gold- collars & yellow gold-bezel, snap on case back with dedication engraving, silvered dial with applied yellow gold hour-signs restored, correction at the sides in case inserted, copper coloured lever movement patinated, calibre 381, 17 jewels, screw Glucydur- balance, incablock shock-absorber, diameter approx. 35,5 mm, signs of use due to age, overhaul recommended at buyer's expense, condition 3, from the estate of a collector