CHARLES FRODSHAM. A FINE AND RARE 18K GOLD OPENFACE ONE-MINUTE TOURBILLON KEYLESS LEVER POCKET WATCH WITH UP-AND-DOWN

SIGNED CHAS. FRODSHAM, AD FMSZ, BY APPOINTMENT TO THE KING, 115 NEW BOND ST., LATE OF 84 STRAND, LONDON, NO. 12166/09269, CIRCA 1907

Details

CHARLES FRODSHAM. A FINE AND RARE 18K GOLD OPENFACE ONE-MINUTE TOURBILLON KEYLESS LEVER POCKET WATCH WITH UP-AND-DOWN
Signed Chas. Frodsham, AD FMSZ, By Appointment to the King, 115 New Bond St., Late of 84 Strand, London, No. 12166/09269, circa 1907
With gilt-finished three-quarter plate fusee and chain movement with raised barrel engraved with Honour cyphers, the steel three-arm Nielsen type 1 tourbillon carriage with double roller lever escapement and cut bi-metallic compensation balance, glazed cuvette, silvered matte dial with Roman numerals, blued steel spade hands, large subsidiary seconds, up-and-down (wind indicator) below twelve o'clock, heavy polished case with triple-stepped bezel, turning pendant and five-joint hinge, dial and movement signed and numbered, case stamped with casemaker's mark RN (Robert North) and hallmarked for London, 1907
57mm diam.

Lot Essay

Accompanied by Charles Frodsham certificate of origin stating that the movement was supplied by Nicole Nielsen & Co. at a cost of $75 and the watch was entered into Frodsham's stock in 1909.

Also accompanied by a copy Kew A certificate stating that watch No. 09269/12166 was tested between 17th May and 30th June 1909, attaining a mark of 91.8 A e/g. It should also be noted that the Kew records show that No. 09269 was placed as the sixth best watch tested in 1909.

The split serial number of this watch is derived from the Nicole Nielsen ebauche number 12166 and the Charles Frodsham serial number 09269.

This watch is illustrated and discussed in Das Tourbillon by Reinhard Meis, p. 210.

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