Three Colour Gold Swiss Verge

A late 18^th Century Swiss verge in a decorative three colour gold consular case.  Full plate gilt fusee movement.  Finely pierced and engraved bridge cock with steel coqueret, plain three arm gilt balance with blue steel spiral hairspring.  Silver regulator dial with blue steel indicator.  Pentagonal baluster pillars.   Winding through the white enamel dial,  Roman and Arabic numerals, fine decorative pierced gold hands.  Gold consular case, engraved gold bezels the back decorated with a scene in applied three colour gold.