No. 820 / Ultra-Chron Jumbo with Box set- 1969

Longines Ultra-Chron “Jumbo” Full Box Set / 1969 Intro This Longines Ultra-Chron from 1969 features a stunning dark grey crosshair dial that adds depth and character to its vintage design. It comes with its original box and papers, which are rare these days. It is powered by the Caliber 431 automatic movement, known for its reliability and its convenient quick-set function, which allows the date to be adjusted by moving the hour hand back and forth past midnight. Story The Longines Ultra-Chron is a watch that ticks all the boxes that we require of a proper vintage dress piece. Introduced in 1967 to mark Longines' centenary, the Ultra-Chron used a high-beat movement to deliver remarkable precision—advertised as the world's most accurate watch. Detail MODEL Ultra-Chron REFERENCE 8301 5 YEAR 1969 SERIAL 50654410 CASE 37mm (excl. crown), Stainless Steel MOVEMENT Automatic, Cal.431 LUG 18mm COMES WITH Watch with new faux leather strap, Longines Box, booklet and paper Condition OVERALL A Rank CASE Great Condition CRYSTAL Great Condition DIAL Great Condition HANDS Great Condition MOVEMENT Great Condition ACCURACY 9 Sec. / day (12 Hr. Timegrapher Test)