A late 19th Century Swiss quarter repeater with concealed erotic scene in an engine turned gold full hunter case. Nickelled three quarter plate keyless movement with going barrel. Plain cock with polished steel regulator, compensation balance with blue steel overcoil hairspring. Club foot lever escapement. Slide quarter repeating on two steel gongs, cam and lever to drive the automaton above the plate. White enamel dial with subsidiary seconds, Roman and Arabic numerals, decorative pierced gilt hands. Substantial engine turned 18 carat rose gold full hunter case vacant shield shaped cartouche on the front cover within a garter, gold slide in the band. The gold cuvette made in two parts conceals the scene, the upper part engraved with details of the movement. Opening the upper gold cuvette reveals an amorous scene under a glazed cover of two parcel gilt figures on a gilt engine turned background. When the repeat is activated the man springs to life as the train runs.