German grande sonnerie repeating coach clock with alarm Circa 1750

Silver complicated coach clock by Zoellner
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A highly complicated German silver open faced grande sonnerie repeating coach clock with alarm, circa 1750. Cylinder escapement. White enamel dial with Roman hours and Arabic minutes, heart-shaped hands. Case pierced and engraved with floral motifs, the back with three winding holes for the striking mechanism, movement and alarm, pull repeating, rim with a lever for muting.
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Diameter: 10.5 cm
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Weight: 950 g
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Signed: J.G. Zoellner in Oschatz