Silver Skull Watch

An early 19^th Century silver Austro-Hungarian skull watch.  Small full plate gilt fusee verge 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.  Round pillars. Winding through the white enamel dial, Roman numerals, gilt hands.  Cast silver case in the form of a skull.  The top of the skull hinges at the back to reveal the dial.  Both parts of the case hallmarked.