Important Collectors’ Wristwatches, P...

Geneva, Nov 16, 2008

LOT 575

Five-Minute Repeating & Split-Second Chronograph Tiffany & Co., Genève, No. 78232, case No. 78232. Made circa 1888. Very fine, 18K pink gold, five-minute repeating keyless pocket watch with split-second chronograph and 60-minute instantaneous register.

C. Four-body, "demi-bassine", polished, concealed hinge, slide for locking the chronograph at 11 o?clock, button for split-seconds between 10 and 11. Hinged gold cuvette. D. White enamel dial with Breguet numerals, outer minute and fifths of a second divisions, outermost red Arabic fivesecond numerals, subsidiary seconds and 60-minute register. Black steel spade hands. M. 41 mm., 18 ½???, three-quarter plate, 32 jewels, counterpoised straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, swan-neck micrometer regulator, repeating on gongs activated by a slide on the band, chronograph with a visible work. Dial, case and movement signed Tiffany & Co. Diam. 50 mm.