Early Swiss silver quality Extra lever pocket watch Circa 1902

Silver rare quality Extra watch by International Watch Company
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An early Swiss silver open faced quality Extra lever pocket watch, circa 1902. Retailed by Eibel, Vienna. IWC quality Extra precision lever movement with quality marking, screwed gold chatons, fine adjusting device. White enamel dial with Arabic hours and outer minute divisions, subsidiary seconds, rose gold hands. Plain case. Dial signed by the retailer, case and movement numbered.
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Diameter: 52.5 mm
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Weight: 110 g
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Signed: H. Eibel Wien