Fine Swiss 18K gold calendar lever pocket watch Circa 1920

Gold keyless lever watch by Haas Neveux & Co
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A fine Swiss 18 carat gold and enamel keyless wind open face triple calendar pocket watch, circa 1920. Nickel finish Swiss lever movement, cut and compensated bimetallic balance, stamped with the Geneva Seal.
Brushed gilt, offset dial with black Arabic numeral hour markers and outer minute track, day, date and month apertures set below, gilt engraved sword hands.
Polished round case, snap-on back with blue enamel RW monogram, blue, black and green enamel decorated bezels, stem and bow, quick set buttons at 3, 6 and 9. Signed case & dial.
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Diameter: 48 mm
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Signed: Haas Neveux & Co Genève
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In 1848 the brothers Léopold Haas (1827-1915) and Benjamin Haas (1828-1925), founded the ANCIENNE MANUFACTURE DES MONTRES HAAS & CIE in Geneva, later becoming “Ancienne Maison B. Haas Jeune”, then in 1884, “Haas Neveux & Co.” to communicate those new family members had taken positions in the company.