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Model Name:

Reference:

Zenith El Primero Automatic Chronograph Class 4

90/01 0420 400

Country

Switzerland

Current Rating

1766

Rating Implied Value ($)

$

3500

Expected Rating Based on Price

1766

Rating Alpha

0

Price ($)

$

3500

Date Added:

Jan 29, 2025

Watch Description

 

37

45

0

13

0

Steel - 316L

Rectangle

Sapphire

Automatic

El Primero 400

50

Black

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A.I. WatchMetrics Review:

8

<p class="font_8">**Zenith El Primero Automatic Chronograph Class 4 Model 90/01 0420 400 Review by A.I. WatchMetrics**

### Watch Summary

The Zenith El Primero Automatic Chronograph Class 4 is a distinguished timepiece that embodies the brand's legacy of precision and innovation. Classified primarily as a Sport/Active watch, it features the iconic El Primero movement, renowned for its high-frequency chronograph capabilities. This model is designed for watch enthusiasts who appreciate technical excellence and historical significance. The El Primero movement, with its automatic winding mechanism, offers a power reserve of approximately 50 hours, making it suitable for both daily wear and special occasions. Its robust construction and chronograph functionality cater to those who value both performance and style, appealing to individuals who seek a blend of heritage and modernity in their timepieces.

### Overall Watch Rating: 8.0/10.0

- **Movement Metric (9.0/10.0)**
The El Primero movement, caliber 400, is a high-frequency automatic chronograph known for its precision and historical significance. Its technical complexity and reliable performance contribute significantly to the watch's high rating.

- **History &amp; Innovation Metric (8.8/10.0)**
Zenith's El Primero is a pioneering chronograph movement, celebrated for being one of the first automatic chronographs introduced in 1969. Its enduring legacy and technical advancements underscore its historical importance.

- **Functions Metric (8.5/10.0)**
The watch features a chronograph function, water resistance suitable for everyday use, and a power reserve of 50 hours, enhancing its practicality and versatility.

- **Dials &amp; Design Metric (8.4/10.0)**
The design showcases a classic chronograph layout with a well-executed dial, offering both legibility and aesthetic appeal. The craftsmanship reflects Zenith's attention to detail and design heritage.

- **Brand Metric (8.0/10.0)**
Zenith is a luxury brand with a strong reputation for innovation and quality, particularly known for the El Primero movement, which enhances its market positioning.

- **Material Metric (7.8/10.0)**
The watch is constructed with high-quality materials, including stainless steel, which is well-finished and durable, though not exceptionally rare.

- **Complications Metric (7.5/10.0)**
The chronograph complication is well-integrated and functional, though it lacks additional advanced complications that could elevate the score further.

- **Versatility Metric (7.2/10.0)**
While primarily a sport watch, its classic design allows for some versatility in different settings, though it is less suited for formal occasions.

- **Rarity Metric (7.0/10.0)**
The El Primero is a well-known model with moderate production numbers, making it less rare but still desirable due to its iconic status.

### Celebrity and Historical Figures

- **Charles Vermot** – A key figure in preserving the El Primero movement during the quartz crisis, ensuring its legacy continued.
- **Aldo Magada** – Former CEO of Zenith, often seen promoting the El Primero during his tenure.

This review highlights the Zenith El Primero's strengths in movement innovation and historical significance, making it a compelling choice for collectors and enthusiasts who value precision and legacy in their timepieces.</p>

©2022 by TheWatchMetrics. 

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