Important Modern and Vintage Timepieces

New York, Mar 10, 2011

LOT 77

Universal Aero-Compax 24-hour Chronograph Universal, Genève, ?Aero-Compax", case No. 2583559, Ref. 890101/01. Made in the late 1950s. Fine and rare, large, 24-hour, two time zones, stainless steel wristwatch with round-button chronograph, and registers. Accompanied by original instructions.

C. Three-body, polished and brushed, sloped coin edge bidirectional bezel, concave and faceted lugs. D. Smoked white with painted Arabic numerals and baton indexes, outer 1/5th seconds scale with 5-minute/seconds Arabic markers, subsidiary dials for the seconds, the 12-hour and 30-minute registers. Luminous black steel baton hands. M. Cal. 17B, 17 jewels, straight-line lever escapement, monometallic balance, self-compensating flat balance spring. Dial, case and movement signed. Diam. 41 mm. Thickness 13 mm.