Zenith Watches - #ElPrimero50: The first instance when an El Primero movement was housed in a DEFY case, the A781 from 1971. #Zenith #A781 #TheFirst #Chronograph #ElPrimero #Movement #Horology #SwissMade #1969 #InHouse #Manufacture | Facebook
1971 Zenith El Primero Automatic Chronograph Red Dial Stainless Steel A781 For Sale Available To Buy – Meticulous Watches
Zenith RARE EL PRIMERO A781 CHRONOGRAPH BURGUNDY DIAL ON... for $8,411 for sale from a Trusted Seller on Chrono24
Zénith Defy El Primero A781
Zenith El Primero cadran rouge - Chronosect
Zenith El Primero A781 Chronograph On Lobster Bracelet – certifiwatch
Vintage Watches: A 1960s Aquastar Genève With Thermometer, A 1970s Zenith El Primero Reference A781, And A 1970s Lemania Chronograph 'Broad Arrow' For The Israe… | Vintage watches, Luxury watches for men,
ZENITH DEFY EL PRIMERO A781 de 1971 - RED model - Very rare : Only 1000 ex | eBay
Coin des Affaires - Zénith Defy El Primero A781 rouge année 1971
Zenith El Primero A781 Chronograph on Lobster Bracelet
Zenith El Primero – Analog:Shift
1971 Zenith el Primero ref. A781, burgundy dial, only 1000 made. I an not a big fan of the bezel, but still a keeper! 🤔 #danhenrywatches #WristWatchHistory #W…