Universal Genève. An 18K rose gold manual wind chronograph bracelet watch Model: Compax Reference: 12494 Date: Circa 1950 Movement: Jewelled Cal.285 manual wind, column wheel chronograph Dial: Silvered, applied gilt dart hour markers, Arabic 12, black outer 1/5th second divisions, blue outer tachymetre scale, subsidiary dials at 3, 6 and 9 for seconds, 30 minute and 12 hour recording, gilt leaf hands, blued steel centre chronograph hand Case: Brushed and polished round, snap on back, crown flanked by twin buttons, No.144580C Strap/Bracelet: Associated 18K gold woven link Buckle/Clasp: 18K gold folding clasp Signed: Case, dial & movement Size: 34mm Footnotes: First introduced to the market by Universal Genève in 1936, the Compax was the first ever wristwatch to feature an hour counter within the subsidiary chronograph dials.