Swiss rare and flat dress watch with caliber 35 ML Circa 1920

Open faced gold pocket watch by Omega
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An exquisite, very rare and flat Omega dress watch, caliber 35 ML, circa 1920.
Very rare 18 carat gold flat shape case. Very rare, nickel-plated precision lever movement caliber 35 ML. Silvered dial with Arabic numerals, subsidiary dial for the constant seconds and Breguet steel hands. Wonderful condition, in working order, collector’s watch in completely original condition! The caliber 35ML is a rarity from the 20s. Only 3000 pieces were made!
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Diameter: 48 mm
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Weight: 60 g
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Signed: Omega