Jump. An 18K gold openface keyless lever watch with box
Signed Jump, 23 Mount Street, London, circa 1900
With three quarter plate gilt-finished jewelled lever movement, bimetallic compensation balance, the engine-turned silver dial with Roman numerals on blank chapter ring, eccentric subsidiary seconds to 3 o'clock, in circular engine-turned case, the snap on back centred by a small circular cartouche with engraved initials, case stamped with casemaker's initials J.A., dial and movement signed
51 mm. diam.
Jump. An 18K gold openface keyless lever watch with box
Signed Jump, 23 Mount Street, London, circa 1900
With three quarter plate gilt-finished jewelled lever movement, bimetallic compensation balance, the engine-turned silver dial with Roman numerals on blank chapter ring, eccentric subsidiary seconds to 3 o'clock, in circular engine-turned case, the snap on back centred by a small circular cartouche with engraved initials, case stamped with casemaker's initials J.A., dial and movement signed
51 mm. diam.
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