Swiss gold repeating double dialed pocket watch Circa 1900

Gold lever with triple date calendar 
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An unusual Swiss 18 carat gold minute repeating double dial key less pocket watch with a triple date calendar, circa 1900. A polished case with a white enamel dial with Arabic numerals, outer minute track, sunk subsidiary seconds dial and gold spade hands. White enamel on the rear dial with black Arabic chapter on the border for the dates, small black subsidiary inner chapter rings for days of the week and months. Nickel plated movement, Geneva striping decoration, 18 jewels, raised barrel arbour, counterpoised straight-line lever escapement, cut and compensated bi metallic balance, blued steel Breguet overcoil balance spring, index regulator.
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Diameter: 55 mm
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Thickness: 18 mm
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Signed: No Name