Ultra - Slim" Geneva

"Ultra - Slim" Geneva, No. 25749. Made circa 1830. Very fine and extremely thin, 18K yellow gold pendant watch with bagnolet caliber, short gold chain and blued steel and gold male key. Three-body, engine turned, hinged back cover with aperturesfor winding and hand-setting, trefoil bow. Small silver withradial Roman numerals, outer dot minute markers, engineturned centre. Blued steel "spade" hands. 26.5 mm., frostedgilt, full plate, the backplate foliate engraved, standingbarrel, 8 jewels, cylinder escapement, brass three-arm balance,rack regulator.Case and movement numbered.Diam. 34 mm. Thickness 3 mm.