ZENITH EL PRIMERO CAL 4010. AUTOMATIC CHRONOGRAPH WATCH MOVEMENT ONLY MISSING PARTS. The item “Zenith el primero cal 4010 chronograph watch movement parts repair project” is in sale since Thursday, September 16, 2021. This item is in the category “Jewelry & Watches\Watches, Parts & Accessories\Parts, Tools & Guides\Parts\Movements”. The seller is “timestore2018″ and is located…