Heuer Calculator Ref. 740.633
Ref: 740.633
Year: 1974
Cal: Valjoux 7740 manual wind beating at 28'800 vph.
Case: 45.3x16 & 22mm lugs. Slide rule bezel
Dial: Deep blue, 30 min. & 12 hr. registers, orange hands and accents.
A extremely rare Calculator with equivelent rare JB Champion bracelet as is was advertised in various Flying Magazine advertisments in the Seventies
It is in excellent perserved condition from the original owner and comes with service papers, 27 page Calculation manual in German and original Heuer Box.
A unique watch for the passionate vintage Heuer Collector who enjoys rarity of his timepieces.
Year: 1974
Cal: Valjoux 7740 manual wind beating at 28'800 vph.
Case: 45.3x16 & 22mm lugs. Slide rule bezel
Dial: Deep blue, 30 min. & 12 hr. registers, orange hands and accents.
A extremely rare Calculator with equivelent rare JB Champion bracelet as is was advertised in various Flying Magazine advertisments in the Seventies
It is in excellent perserved condition from the original owner and comes with service papers, 27 page Calculation manual in German and original Heuer Box.
A unique watch for the passionate vintage Heuer Collector who enjoys rarity of his timepieces.
