He designed in 1942 the Lemania 2310/2320 chronograph that Patek modified into calibre CH 27-70 Q for the 3970 and 5970.
Watches designed by Albert-Gustave Piguet
Albert-Gustave Piguet is documented as the designer of Patek Philippe Perpetual Calendar Chronograph. Each watch links to its strap size and story.
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