BREITLING Datora very rare 18k pink gold chronograph

BREITLING Datora very rare 18k pink gold intermediate wheel chronograph with complete calendar reference 1939, Switzerland around 1980, manual winding, made in only few pieces manufactured re-edition with old movement from the 1940`s, 3-piece construction case, snap on case back & bezel, silvered dial, pink gilded indices & hands, window for day & month at 12, moon phase at 6, nickel plated movement calibre Venus 195 with intermediate wheel, 17 jewels, compensation-balance with Breguet-hairspring, diameter approx. 37 mm, condition 1-2, from the estate of a collector