Swiss 18K gold dress watch with open-face Circa 1980

Open faced pocket watch by IWC Schaffhausen
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A very fine, thin Swiss Schaffhausen dress watch, circa 1980.
18K yellow gold polished case with push back. Enamel dial with Roman radial hours, outer minutes track, subsidiary dial for the seconds at 6, and Breguet hands. Bridge movement with a Glucydur balance. Signature on the case, dial and movement.
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Diameter: 46 mm
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Signed: International Watch Co. Schaffhausen
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In the heyday of quartz watches, IWC in Schaffhausen – following a centuries-old tradition – took the surprising step of creating a classic dress watch. It is fitted with the very slim calibre 952 movement used for wristwatches and pocket watches.