Swiss hunting cased repeating complicated watch Circa 1872

Early gold five minute repeater with perpetual calendar and moon phases 
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A fine and early Swiss 18 carat gold hunting cased five minute repeating perpetual calendar keyless lever watch with moon phases, circa 1872. Retailed by Vicente Saavedra, Madrid. Gilt finished lever movement, 20 jewels. Five minute repeating on two hammers onto two gongs. Gold cuvette. White enamel dial with Roman numerals, four subsidiary dials for moon phase and lunar calendar, seconds and day, month and date in Spanish. Plain case, engraved initials JBV to the hinged back, repeating slide in the milled band. Case and movement signed and numbered, dial and movement also signed by the retailer.
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Diameter: 54 mm
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Signed: Patek, Philippe & Cie Genève