====== Zenith 9020 ====== {{wst>image_cr|Zenith|9020}} The **El Primero 9020** is a [[manufacture]] movement by [[Zenith]]. [[Automatic]] column-wheel [[chronograph]] movement with 2 tourbillons, able to measure and display the 1/100th of a second. Used e.g. with the model [[Zenith Defy Double Tourbillon]]. **Description:** * [[Self-winding]] [[manufacture]] movement, bi-directional winding * [[Column wheel]] calibre * Double Tourbillon: * 1 Tourbillon escapement for the Watch (36,000 VpH - 5 Hz) * 1 Tourbillon escapement for the Chronograph (360,000 VpH - 50 Hz) * Special oscillating weight with satined finishings * Exclusive bicolor signature on plates and bridges * [[Power reserve]] 50 h * [[COSC]]-[[certified]] [[chronometer]] **Functions:** * Hours, minutes, [[Small seconds]], date * 1/100th of a second Chronograph; central chronograph hand makes 1 turn each second * [[Power reserve]] indicator (Chronograph) at 12:00 **Data:** * 15¾ [[ligne]]s * ∅ 35.8 mm, H 7.9 mm * 311 components * 59 [[jewels]] * 36,000 A/h * Power reserve 50 h **Production period:** * From [[2019]] {{tag>Movements Automatic_movements Chronograph_movements Tourbillon_movements Zenith_calibres Zenith_El_Primero_calibres}}