Lot 388

Ulysse Nardin, Locle Suisse, Movement No. 5991, Cal. M.70.F, 148 x 145 x 145 mm, circa 1946
A very fine, small ship's chronometer "Marin petit format" with 56h power reserve and oversized Guillaume screw compensation balance
Case: mahogany. Dial: silvered. Movm.: brass movement, 66 mm, chain/fusee, spring detent escapement according to Thomas Earnshaw, heavy Guillaume screw compensation balance.
With its contrasting colour, a distinctive fine adjustment system and a huge Guillaume screw compensation balance with a diameter of 32 mm this escapement is truly an amazing sight! Only 110 of these calibers where produced from 1944 to 1975.

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