Early English silver balance spring pocket watch Circa 1680

Very early balance spring pair cased pocket watch
–
An English verge in silver and leather pair cases. Deep full plate fire gilt movement with broad tulip pillars. Fusee and chain with worm and wheel barrel set-up between the plates. Pierced and engraved cock with pierced and engraved foot. Plain steel balance with blue steel hairspring, silver regulator disc. Silver champleve dial. Roman and Arabic numerals, blue steel hands. Substantial plain silver inner case with rotating shutter to the winding aperture. Attractive outer case covered in black leather and decorated in a tulip pattern with silver pique pins.
–
Diameter: 60 mm
–
Signed: John Wise London
–
One of the earliest known balance spring watches.
The tulip hour hand was made for Clutton by George Daniels.
John Wise, apprenticed to Peter Closon in 1638, free of the Clockmakers Company 1646, died 1694. Casemaker William Bertram