Zenith El Primero El Primero Chronomaster 42 Stainless Steel / Anthracite / Bracelet

Reference 03.2040.400/26.M2040

Zenith El Primero Chronomaster 42 Stainless Steel / Anthracite / Bracelet

About this watch

The Zenith El Primero Chronomaster 42 is a masterpiece of horological engineering that embodies precision, style, and history. Crafted from high-quality stainless steel, this watch boasts a robust yet refined case design at 42mm, striking an excellent balance for both casual and formal occasions. The anthracite sunburst dial is captivating, with sleek hands and modern stick and dot indexes ensuring easy readability. The El Primero 400B automatic chronograph movement boasts a frequency of 36,000 vibrations per hour, providing remarkable accuracy with a power reserve of 50 hours. The chronograph feature operates via a column wheel, offering smooth and precise start, stop, and reset functions. With a water resistance of up to 100 meters, this watch adapts beautifully to any environment. Its high-frequency movement ensures exceptional timekeeping accuracy, making it a reliable timekeeper that will stand the test of time.

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Key Features

42mm stainless steel case
Anthracite sunburst dial with stick and dot indexes
El Primero 400B automatic chronograph movement

Specifications

Brand

Zenith

Family

El Primero

Model

El Primero Chronomaster 42 Stainless Steel / Anthracite / Bracelet

Reference

03.2040.400/26.M2040

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph, Column wheel

Case

Stainless Steel 42mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

100

Current Listings

Zenith El Primero “Open Heart” — Ref. 03.0520.4021 — White Dial — Full Set / Hard-to-Find

Zenith - 03.0520.4021 · $3,190

This Zenith El Primero 'Open Heart' features a rare white dial and an iconic high-beat chronograph movement with an open-heart design, allowing you to see the escapement working.

Condition: Very Good
Diameter: ~42mm
Movement Frequency: 36,000 vph

Posted at

Feb 24, 2026, 8:12 PM

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Zenith 49.9010.9004/01.R947 El Primero 21 Chrona limited edition

Zenith - 49.9010.9004/01.R947 · $10,500

This limited edition Zenith Defy El Primero 21 Chroma watch is one of only 200 pieces, dated to 2022.

Condition: Mint condition
Limited edition: 1 of 200 pieces

Posted at

Feb 23, 2026, 11:52 AM

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Neo-Vintage Gem: Zenith El Primero Chronograph - 2025 Serviced w/Extras

Zenith - 20-0010.420 · $3,350

This Zenith El Primero Chronograph is a high-end timepiece with a rich history, featuring a gold-filled case and a Zenith green ostrich leather strap.

Movement: Zenith Cal.420
Case diameter: 38mm
Lug width: 20mm

Posted at

Feb 23, 2026, 9:00 AM

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INSANE Zenith El Primero Flyback in 18K Gold Grand Chronomaster XT Ref 35.1250.4009 COLLECTOR SET!

Zenith - 35.1250.4009 · $14,950

This is a Zenith El Primero Flyback Chronomaster in 18K gold, featuring an off-white dial with guilloche work and a 43mm case.

Condition: Mint, with wear on case
Case diameter: 43mm
Dial color: off-white
Movement type: automatic chronograph

Posted at

Feb 22, 2026, 8:36 PM

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PRICE DROP! Zenith Defy Extreme Diver El Primero Sunray Blue Dial FULL SET Ref 95.9601.3620/51.I301

Zenith - 95.9601.3620/51.I301 · $7,649

A modern iteration of the Zenith El Primero diver, reimagined in titanium with a funky design and beautiful blue sunray dial.

Condition: like new
Case size: 42.5mm
Movement: El Primero cal 3620 CS

Posted at

Feb 22, 2026, 2:32 PM

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2020 Zenith Defy El Primero 21 Skeleton Chronograph 49.9000.9004/78.R582 – Full Set – $7,300 Shipped

Zenith - 49.9000.9004/78.R582 · $7,300

A high-performance chronograph showcasing Zenith’s innovative 1/100th-of-a-second movement, housed in a lightweight titanium case.

Condition: Excellent
Case size: 44mm
Case material: Titanium
Movement type: Automatic chronograph (El Primero 21, 1/100th second)

Posted at

Feb 21, 2026, 12:07 PM

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Titanium Zenith Defy El Primero 21 Skeleton Box & Papers

Zenith - 95.9000.9004/78.R582 · $70,000

The Zenith Defy El Primero 21 Skeleton is housed in lightweight titanium, featuring an open-worked skeleton dial and the in-house El Primero 9004 movement.

Condition: Great Pre-Owned condition with light signs of wear
Material: lightweight titanium
Movement: in-house El Primero 9004

Posted at

Feb 20, 2026, 11:29 AM

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