1969 Zenith El Primero Chronograph Ref. A386 Mark I with Extract Dress Watches making it the most collectible

making it the most collectible variation of the model

‘WATERPROOF’ written are visible on the caseback and the Logo at the center is nice and defined

The case shows some minor surface scratches and the edges of the stainless steel case are still sharp

making it a rare example to find in good condition these days

1969 Zenith El Primero Chronograph Ref. A386 Mark I with Extract Dress Watches making it the most collectibleThe Zenith El Primero Chronograph Vintage reference A386 was one the first automatic chronographs ever produced. Among collectors there are different point of view regarding who released the first automatic chronograph and recollecting informations from 50+ years ago is a true challenge. Furthermore, many things can be considered in the process like the years of the development, the announcement date, the production span, the market release and which