German silver open faced verge watch “Oignon” Circa 1710

Rare Champleve verge pocket watch
–
A rare German verge pocket watch “Oignon”
Silver case, Repousse case, circa 1710 with silver dial, Champleve style, radial Roman numerals, florally engraved centre, spade hands, Full plate movement, keywind, applied floral decorations, firegilt, tulip pillars, verge escapement, three arm iron balance, blued balance spring, florally engraved, pierced balance cock.
–
Diameter: 54 mm
–
Weight: 142 g
–
Signed: Wilhelm Arrenberg, Elberfelt