![ZENITH, REF. A783, EL PRIMERO CHRONOGRAPH, STEEL | Important Modern & Vintage Timepieces | Geneve, November 8,2020 ZENITH, REF. A783, EL PRIMERO CHRONOGRAPH, STEEL | Important Modern & Vintage Timepieces | Geneve, November 8,2020](https://antiquorum-swiss-assets.s3.us-west-2.amazonaws.com/images/333/lots/250/250.jpg)
ZENITH, REF. A783, EL PRIMERO CHRONOGRAPH, STEEL | Important Modern & Vintage Timepieces | Geneve, November 8,2020
Belmont Watches - Vintage Zenith El Primero. Referance A783. Circa 1971. This watch was a limited run of only 1500 watches and was only produced for one year. Powered by a Zenith
![Vintage Zenith El Primero Chronograph ref. A 783 – 1971 (1500 ever made), cal. 3019PHC, Original bracelet - ChronoTimepieces Vintage Zenith El Primero Chronograph ref. A 783 – 1971 (1500 ever made), cal. 3019PHC, Original bracelet - ChronoTimepieces](https://chronotimepieces.com/ctsitecms/wp-content/uploads/Zenith-El-Primero-Chronograph-ref.-A-783.jpg)