A 20th Century Swiss lever by IWC in a silver half hunter case. Gilt three quarter plate keyless movement with going barrel. Plain cock with polished steel micrometer regulator, compensation balance with blue steel overcoil hairspring. Club foot lever escapement. Screwed in jewelling. Signed white enamel dial with subsidiary seconds, Arabic numerals, blue steel half hunter hands. Plain silver half hunter case with blue enamel chapter ring. Silver cuvette, maker's mark “GN” in a rectangle.