Swiss bicolour gold Art Deco lever dress watch Circa 1925

White and yellow gold lever dress watch by Longines
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A very rare Swiss 18 carat white and yellow gold Breguet type Art Deco lever dress watch, circa 1925. Top calibre quality Extra movement with very rare fine adjusting device and gold wheels, bridge inscribed EXTRA. Silvered dial with applied Breguet numerals, very fine Art Deco in steel or possibly white gold. White gold case with yellow gold accents, initials GH on the back. Dial and movement signed, case and movement numbered.
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Diameter: 44 mm
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Weight 40 g
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Signed: Longines