Gold 18K jump hour watch with wondering minutes Circa 1931

Watch with coat of arms for Alexander I Karagjordggevic by Vacheron Constantin
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A Swiss yellow and white gold jump hour keyless watch with wondering minutes and coat of arms for Alexander I Karagjordggevic, king of Serbs, Croats and Slovenes, circa 1931. Nickel lever movement, 17 jewels. Silvered dial, aperture for jump hours, fan form aperture for wondering minutes. Polished white gold bezels, 18 carat yellow gold case back with polychrome enamel coat of arms. Case, dial and movement signed.
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