Unusual Silver Swiss Hunter

An early 20^th Century Swiss lever by Longines in an unusual silver full hunter case set with a coin.  Gilt split 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. Signed white enamel dial with subsidiary seconds, Arabic numerals, pierced gold hands. Unusual silver full hunter case, the front cover engraved with a crown and set with a Romanian 1 Lue coin depicting King Carol.  Signed silver cuvette, maker's mark "EF Co - Longines"