Zenith Ref. 01-0200-415, self-winding, chronograph, minute and hour recorders, date, integrated bracelet; “El Primero”, so-called “TV screen” or “Fernsher” or “The Big Blue”; stainless steel | Important Modern \u0026amp; Vintage Timepieces

Zenith Ref. 01-0200-415, self-winding, chronograph, minute and hour recorders, date, integrated bracelet; “El Primero”, so-called “TV screen” or “Fernsher” or “The Big Blue”; stainless steel | Important Modern \u0026amp; Vintage Timepieces