ZENITH | El Primero Grande Class | Ref. 03.0520.4002

Zenith Class El Primero 03.0520.4002 Concept & History This reference comes from the Class collection, which translates the technical heritage of the Maison Zenith into a factual design language. While other lines of the manufacture often stand out for their opulent design, it focuses on 03.0520.4002 on the functional purity of a high-frequency chronograph. The integration of classic column-wheel control into a case with straight-line guidance makes this model a coveted item for connoisseurs who prefer technical understatement over fashionable extravagance. Caliber & Technology Inside, the manufacture movement works Caliber 4002, a variant of the El Primero introduced in 1969. With a frequency of 36,000 vibrations per hour, it allows for the measurement of tenths of a second. The movement features a Power reserve from approx. 50 hours and is equipped with a Incabloc shock protection and 31 stones equipped. The chronograph functions are controlled via a prestigious Gearwheel, which ensures precise tactile feedback from the pushers. The movement features a fine Finissage with Perlage and Geneva strip on. Case & Material The case made of Stainless steel with a diameter of 40 mm and an overall height of 13 mm is characterized by its polished surfaces. With a Step width from 20 mm The construction offers balanced proportions. The sapphire crystal protects the display from external influences, while the case back provides a glimpse into the mechanical complexity of the high-frequency caliber. The water resistance is rated at 3 ATM specifies what corresponds to protection against everyday splashes. Aesthetics & Readability The deep black dial is adorned with applied Arabic numerals and baton hour markers. The subdials at 3 and 9 o'clock create a symmetrical appearance. A discreet date window at the 4:30 position preserves the visual harmony. The slender hands correspond with the precise minute track on the Rehaut, allowing for precise timekeeping in all lighting conditions. The strap elegantly tapers from 20 mm on 18 mm at the clasp. All photos show exactly the item we offer - no stock images! This item is taxed in accordance with § 25 A UStG - VAT cannot be shown. For more information, see Technical Details.