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Auktionen Dr. Crott 91st Auction

642 Paul Ditisheim, La Chaux de Fonds, Switzerland, “The highest records at Kew Teddington and Swiss Observatories”, 1ère Classe, 332 State Prizes, Movement No. 703291, Case No. 703291, 65 mm, 296 g, circa 1925  An impressive deck watch with 52h power reserve indicator Case: sterling silver, polished, reeded band, screw back. Dial: matt silvered, signed, radial Roman numerals, auxiliary seconds, 52h power reserve indicator, blued spade hands. Movm.: 4/5 plate movement, chatoned, frosted, gilt, Ditisheim’s movement type I, 9 adj., 21 jewels, large Guillaume screw compensation balance, sapphire endstone on balance, lever and escape wheel. Movement caliber type I This type of movement with its caliber designed for stability and highest precision seems to be the one Ditisheim entered in most of the many competitions they took part in (categories ships’ chronometers and pocket chronometers 1st class, according to the Neuchâtel observatory competition terms). So far 15 watches with this caliber are known. The numbers 701291 and 703266 reached positionings in Neuchâtel in 1924 and 1925, in the ships’ chronometers category. The watches with the movement numbers 703393 (with 24-hour dial), 703446 and 703450, bear the additional signature “Solvil”, showing that they were made after 1925 when Ditisheim had already handed over company management. Paul Ditisheim (1868-1945) He was one of the most famous Swiss maker of watches and chronometers, who did most of his research and his publications in the field of precision timekeeping. He did his apprenticeship at the watchmaking school in La Chaux-de-Fonds, before working in Ponts-de- Martel, Berlin, Paris, and Rotherham (near Coventry). In 1892 he opened up a watchmaking factory in La Chaux-de-Fonds. He presented his watches in many exhibitions and was very sucessful in designing pocket chronometers. Paul Ditisheim, La Chaux de Fonds, “The highest records at Kew Teddington and Swiss Observatories”, 1ère Classe, 332 State Prizes 瑞 士 — 引人注目的觀測時計,附52小時動力儲存顯示 40359  C: 2 D: 2, 8 M: 2, 41  17.000 - 22.000 EUR 18.700 - 24.300 USD 153.000 - 198.000 HKD