====== Zenith El Primero Tourbillon ====== {{wst>image_cr|Zenith|El Primero Tourbillon}} {{wst>image_cr|Zenith|El Primero Tourbillon silver}} {{wst>image_cr|Zenith|El Primero Tourbillon black}} **El Primero Tourbillon** is a wristwatch by [[Zenith]]. In [[2011]] Zenith presented this [[tourbillon]] version of the well-known [[chronograph]] model [[Zenith El Primero|El Primero]], named after the legendary movement [[El Primero]] and at the same time with 36,000 A/h the fastest vibrating tourbillon. **Movement:** * [[Self-winding]] [[chronograph]] movement [[Zenith 4035 D|Zenith El Primero 4035 D]], 36,000 A/h * [[Tourbillon]] * Ball-bearing [[central rotor]], bi-directional winding * [[Weight segment]] with [[Côtes de Genève]] * 325 components * 35 [[jewels]] * [[Power reserve]] > 50 hours **Case:** * [[Rose gold]], [[white gold]] or [[stainless steel]] * Ø 44 mm * [[Domed]] [[sapphire crystal]], [[antireflective]] on both sides * Transparent caseback in [[sapphire crystal]] * [[Waterproof]] to 10 atm **Dial:** * Silver or black with sunburst decor, open * Indices and hands [[rhodinated]], [[faceted]] and with luminous material [[Superluminova]] **Functions:** * Hours, minutes * [[Small seconds]] at the [[tourbillon]] bogie at 11 o'clock * Date display at the border of the [[tourbillon]] bogie * Chronograph central chronograph hand, 30-minutes counter at 3 h, 12-hours counter at 6 h **Bracelet:** * Black or brown alligator leather strap * Triple [[folding clasp]] {{tag>Watch_models Chronographs Watches_with_tourbillon Zenith_models}}