Up for sale is this Rare Eska Watch Co. High Grade Frederic Piguet Cal. 21 watch movement is not running as it is missing balance jewel, missing mainspring screws and possibly other parts as seen in pictures also has unknown balance staff condition so for repair. This is a absolutely beautiful movement and with some work will be ready to be enjoyed for years to come. Movement: Swiss Frederic Piguet 21 18 jewel movement manual wind is not running as it is missing balance jewel, missing mainspring screws and possibly other parts as seen in pictures also has unknown balance staff condition so for repair. Comes with dial, hour hand, mainspring parts, and crown. Might be missing other parts as seen in pictures. If you have any questions do not hesitate to ask.