Zenith El Primero El Primero Chronomaster Full Open 38 Stainless Steel / Bracelet

Reference 03.2153.400/78.M2150

About this watch

The Zenith El Primero Chronomaster Full Open 38 is a masterpiece that merges technical sophistication with aesthetic appeal. At the heart of this stunning timepiece is the Zenith caliber El Primero 400, an automatic movement comprising 278 components and 31 jewels, operating at a frequency of 36,000 vibrations per hour (VpH). This finely tuned orchestra of timekeeping features a chronograph and column wheel mechanism that allows for incredibly accurate timing. The watch's skeleton dial reveals the intricate workings of the movement beneath, showcasing Zenith's craftsmanship. With a power reserve of 50 hours, this precision timepiece is designed to ensure accuracy. The El Primero Chronomaster Full Open 38 features a stainless steel case, measuring 42.00 mm in diameter, and a sapphire crystal that enhances clarity while protecting the watch. This luxury timepiece boasts water resistance of 100 meters, allowing you to wear it with confidence, whether swimming, showering, or caught in the rain. The Zenith El Primero Chronomaster Full Open 38 is more than just a watch; it's a celebration of what horology can achieve.
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Key Features

  • Zenith caliber El Primero 400 movement
  • Skeleton dial for unique look
  • Stainless steel case with sapphire crystal
  • Water resistance up to 100 meters
  • Chronograph and column wheel mechanism
  • Automatic movement with 50-hour power reserve

Specifications

Brand
Zenith
Family
El Primero
Model
El Primero Chronomaster Full Open 38 Stainless Steel / Bracelet
Reference
03.2153.400/78.M2150
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
Case
Stainless Steel 42mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Zenith | 03.3200.3600/69.M3200 | El Primero | Complete Set | 2024 Year

Zenith | 03.3200.3600/69.M3200 | El Primero | Complete Set | 2024 Year

A Zenith El Primero Chronomaster watch in preowned condition with a 38mm case and complete set, including 2024 year description.

  • Condition: Preowned, hairline scratches throughout
  • Case Size: 38mm
Posted at
Mar 6, 2026, 6:51 PM
Active
[WTS] Zenith Chronomaster El Primero 03.2040.400/26.c496 42mm $4,400

Zenith Chronomaster El Primero 03.2040.400/26.c496 42mm $4,400

This is a Zenith Chronomaster El Primero 42mm watch with date function. The watch has been polished recently and comes with its original box along with a third party strap.

Posted at
Mar 4, 2026, 11:33 PM
Active
[WTS] PRICE DROP! Incredible Zenith El Primero Flyback in 18K Gold Grand Chronomaster XT COLLECTOR SET!

PRICE DROP! Incredible Zenith El Primero Flyback in 18K Gold Grand Chronomaster XT COLLECTOR SET!

Zenith - 35.1250.4009 · $13,950
The Zenith El Primero Flyback is a stunning gold dress watch featuring an off-white dial with guilloche work and a clean, classic design. The watch comes in a collector's set and is powered by the automatic chronograph cal 4009.

  • Condition: appears mint with wear throughout
  • Diameter: 43mm
  • Case material: 18K solid yellow gold
  • Movement type: automatic chronograph
Posted at
Mar 1, 2026, 8:50 PM
Active
[WTS] Whole Lotta Wrist Fun! Zenith Defy Titanium Extreme Diver El Primero Sunray Blue Dial FULL 2024 Set!

Whole Lotta Wrist Fun! Zenith Defy Titanium Extreme Diver El Primero Sunray Blue Dial FULL 2024 Set!

A modern iteration of the Zenith El Primero Defy diver with a titanium case, featuring an insane blue starry sunray pattern dial and a sapphire crystal case back.

  • Condition: Mint
  • Diameter: 42.5mm
  • Case material: Titanium
  • Movement: El Primero automatic cal 3620 CS
Posted at
Mar 1, 2026, 7:57 PM
Active
[WTS] Zenith El Primero New Vintage 1969 Limited Edition 40th Anniversary 96 1969 469/ 77 C683 ♦️Lightly Used 2014♦️

Zenith El Primero New Vintage 1969 Limited Edition 40th Anniversary 96 1969 469/ 77 C683 ♦️Lightly Used 2014♦️

A Zenith El Primero New Vintage 1969 Limited Edition, a special edition marking the 40th anniversary of the Calibre 135. This watch is in lightly used condition and comes with its full set, including box and papers.

  • Condition: Lightly Used
  • Year Of Production: 2014
  • Anniversary Type: 40th Anniversary
  • Limited Edition: true
Posted at
Feb 27, 2026, 9:22 PM
Active