Swiss gold split seconds chronograph pocket watch Circa 1920

Rare rattrapante chronograph by Longines
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An exceptionally large, high quality Swiss 18K gold chronograph Rattrapante Compteur pocket watch with counter, circa 1920.
Nickel plated chronograph movement calibre 19.73N, Geneva stripes, fine adjustment, split seconds chronograph rattrapante and counter. Original enamel dial with Arabic radial hours, outer minutes/seconds track, rare red 24h scale, 30 minute counter, and blued Breguet style steel hands. Polished 18K gold case (very rare size), dome marked Chronografo Contador 7 Grands Prix.
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Diameter: 54 mm
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Weight: 95 g
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Signed: Longines