Description: Gilt brass, full plate fusee movement (40mm diameter) of typical Graham caliper, with pierced and engraved cock and slide plate, the cock with Grahams portrait face instead of the usual grotesque mask. Verge (recoil) escapement. Steel balance, the blued steel balance spring held by square pin, as first used by Tompion. Production number embossed on the top plate and behind the cock, as also custom in Tompion’s workshop. (A)
Published: Listed in: Evans J., ‘Thomas Tompion, at the Dial and Three Crowns’, Antiquarian Horological Society, Ticehurst, 2006, P: 94
Additional Info:
This is the earliest surviving movement signed by George Graham alone, after Thomas Tompion’s death in 1713 (A). An earlier piece recorded as being from Graham has been found on a manuscript ledger of Benjamin Vulliamy’s workshop, but that piece is lost.
Antiquarian Horology 