Serner. An unusual and early silver pair case openface wandering hour royal presentation verge watch with the enamel portrait of King George I

Serner. An unusual and early silver pair case openface wandering hour royal presentation verge watch with the enamel portrait of King George I
Signed Joh. Jac. Serner, Lübeck, 232, circa 1720
Gilt-finished verge movement, chain fusée, finely pierced and engraved foliage decorated foot, balance cock set with the polychrome enamel portrait of a gentleman, finely engraved foliage decorated silver dial, aperture for the Roman wandering hours in the revolving ring, outer silver 60 minutes indication, applied gilt military trophies centred by the oval polychrome painted portrait of King George I, surmounted by the Royal Crown held by two eagles, plain circular case, movement signed
52 mm. diam.