French yellow gold minute repeating Cartier watch Circa 1920

Gold lever watch by Cartier
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A yellow gold minute repeating open faced watch case, circa 1920. Jewelled manual winding nickel lever movement, bi metallic compensation balance, minute repeating on two gongs activated by a slide at the band, silvered dial, painted black radial Roman numerals, subsidiary seconds at six o’clock, outer minute track, 18 Carat yellow gold case, coin edged band, enamel monogrammed snap on back, dial signed, case hand stamped with Cartier reference numbers and stamped EJ (Edmond Jaeger).
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Diameter: 48 mm
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Signed: Cartier à Paris