Important Collectors Wristwatches, P...
Geneva, Hotel Des Bergues, Oct 20, 1991
International Watch Co., Schaffhausen, "Da Vinci" No. 85, present series . Very fine, astronomic, self winding, 18ct gold gentleman's wristwatch, with round button chronograph, register, perpetual calender and moon phases, with 18 ct gold integrated bracelet.
C. massive, polished, waterproof to 30 meter, stepped sides, hooded mobile lugs, sapphire crystal. D. white enamel, with appliec gold indexes + auxiliary dials for the seconds, the 12 hours and 30 minutes registers, the days of the month, of the week, aperture for the lunations and for the year display with 4 numbers until 2499. "Bâton" radiumed hands. M. 13"' gilt brass, 36 jewels, lever escapement, glucidur balance, Nivarox balance-spring. Dial, case and movement signed. In excellent condition. Diam. 39 mm.