The Longitude at the Eve of the Third...

Geneva, Hotel Des Bergues, Oct 23, 1999

LOT 320

Blancpain, Tourbillon, No. 7, Ref. 0023-3318-55, 1990's.Very fine and rare, water-resistant, 18K yellow gold gentleman's wristwatch with one minute tourbillon escapement, date, 8 days power reserve, leather strap and 18K yellow gold Blancpain buckle.

C. three body, massive, polished, pressure-shut case back blanked on the tourbillon, stepped bezel, sapphire crystal. D. matte silver with applied gold Roman numerals, auxiliary dials for the days of the month, sector on the 6 for the Up-and-Down indication, aperture on the 12 for the visible tourbillon cage. "Feuille" yellow gold hands. M. Cal. 23, mechanical with manual winding.Dial, case and movement signed.Diam. 33 mm.