3042. Y Heuer. An 18K gold manual wind chronograph wristwatch Reference: 2311 Date: Circa 1950 Movement: 17-jewel manual wind, screwed balance, column wheel chronograph, unadjusted, No.410123 Dial: Silvered, gilt alternating dot and Arabic numeral hour markers, black outer 1/5th second divisions with Arabic 5 minute markers, black outer tachymetre scale (largely missing), subsidiary dials for at 3 and 9 for constant seconds and 30 minute recording, gilt leaf hands, blued steel centre chronograph hand Case: Polished round, snap on back, monogramed JA to back Strap/Bracelet: Black alligator leather Buckle/Clasp: Gilt Signed: Dial & movement Size: 34mm Weight: 41,94g