Chrome plated top/stainless steel signed round snap back case (35mm diameter) with very interesting articulated lugs, plain period crown. Signed white enamel dial (original) with painted Arabic numerals, 2 registers: constant seconds and 30 minute recorder, blued steel hands. Outer dial calibrated for heart beats. 17 jewel signed manual wind chronograph movement, (Valjoux Caliber 22) just fully serviced. Rare articulated lug Girard Perregaux “Doctors” chronograph with pulsation dial, very interesting piece form the 1930s.
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