Lot 91: ADAM THOMSON

A GOLD OPEN-FACE QUARTER REPEATING DUPLEX WATCH
LONDON, 1857, NO.A/235

A GOLD OPEN-FACE QUARTER REPEATING DUPLEX WATCH
LONDON, 1857, NO.A/235

diameter 47mm.

18k, three quarter plate movement with compensation balance, spiral spring and regulator, gold cuvette, white enamel dial with roman numerals, subsidiary seconds and blued fleur-de-lys hands, repeating slide in the engine turned band, polished bezels and back of the case, movement signed and numbered, gold cuvette also signed and numbered and with the address 25 New Bond Street, hallmarked 1857, case maker AS