A small 19th Century English duplex in a silver open face case. Keywind gilt Lepine calibre movement with suspended going barrel, polished steel Geneva stopwork. Plain cock with diamond endstone, polished steel regulator, plain three arm steel balance with blue steel spiral hairspring. Duplex escapement, brass escape wheel, ruby locking jewel. White enamel dial with subsidiary seconds, Roman numerals, blue steel hands. Silver open face case with decorative chased and engraved back, wound and set through the silver inner dome, maker's mark “WD”.