Swiss 14K gold chronometer escapement watch Circa 1900

Gold watch with chronometer movement
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A Swiss 14 carat gold, engine turned. A very rare Freemason cartouche on back, signed and numbered, circa 1900.
A very fine precision movement, detent escapement, cylindrical hairspring, fine adjusting device.
A screwed gold chatons, main plate inscribed “Chronomètre De Precision”, enamel dial with small peripheral hairline, very beautiful pink gold hands in good condition, fine collector’s watch.
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Diameter: 54 mm
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Weight: 119 g
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Signed: Audemars Freres