A LIMITED EDITION GOLD AUTOMATIC SWEEP SECONDS CHRONOGRAPH WRISTWATCH WITH DATE, REGISTERS, TACHYMETER AND TELEMETER, Zenith, "El PRIMERO", NO. 112/750, CIRCA 2000

18k, automatic nickel lever movement, 31 jewels, glucydur balance, pierced rotor, white matte dial with triangular and Arabic numerals, three subsidiary dials indicating constant seconds, 30-minute and 12-hour registers, aperture for date between 4 and 5, outer ring calibrated for telemeter, inner and central rings calibrated for tachymeter, luminous hands, polished circular case with stepped bezel and oval chronograph push-buttons, water-resistant type sapphire crystal display back, case, dial and movement signed.