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

Reference 03.2040.400/53.M2040

About this watch

The Zenith El Primero Chronomaster 42 is a stunning blend of craftsmanship, history, and innovation. This timepiece showcases all the hallmarks of Zenith's expertise, from its robust movement to its exquisite design. The blue sunburst dial shimmers under light, creating a captivating dance of color that draws you in. The 42mm round stainless steel case is both elegant and versatile, suitable for various occasions. At the heart of this watch lies the Zenith caliber El Primero 400B movement, boasting a frequency of 36,000 vibrations per hour and a power reserve of 50 hours. This chronograph feature is operated via a column wheel, offering smooth and precise timing capabilities. The stainless steel bracelet is both stylish and comfortable, making it perfect for everyday wear. With its high-frequency movement, meticulous craftsmanship, and rich history, the Zenith El Primero Chronomaster 42 is an investment piece that's worth every penny. It's not just a watch; it's a piece of horological history that you can wear on your wrist.
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Key Features

  • Zenith caliber El Primero 400B movement
  • 42mm round stainless steel case
  • Blue sunburst dial with stick and dot indexes
  • Chronograph feature operated via column wheel
  • Stainless steel bracelet for comfortable fit
  • Sapphire glass for scratch resistance
  • Water resistance up to 100m

Specifications

Brand
Zenith
Family
El Primero
Model
El Primero Chronomaster 42 Stainless Steel / Blue / Bracelet
Reference
03.2040.400/53.M2040
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
Case
Stainless Steel 42mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
100

Current Listings

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

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

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
Active
[WTS] Neo-Vintage Gem: Zenith El Primero Chronograph - 2025 Serviced w/Extras

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

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

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

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

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

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
Active
[WTS] Titanium Zenith Defy El Primero 21 Skeleton Box & Papers

Titanium Zenith Defy El Primero 21 Skeleton Box & Papers

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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[WTS] Brand New Zenith Chronomaster Original Reverse Panda El Primero Chronograph | 03.3200.3600/21.C903 | Full Zenith warranty | Price reduced

Brand New Zenith Chronomaster Original Reverse Panda El Primero Chronograph | 03.3200.3600/21.C903 | Full Zenith warranty | Price reduced

This brand new Zenith Chronomaster Original Reverse Panda model has been discontinued by the manufacturer and comes with a full 2-year warranty.

  • Condition: Brand new, never used
  • Warranty: 2-year
  • Shipping method: USPS Registered Mail
Posted at
Feb 20, 2026, 8:04 AM
Active
[WTS] Zenith El Primero Chronograph - 2025 Serviced w/Extras

Zenith El Primero Chronograph - 2025 Serviced w/Extras

Zenith - 20-0010.420 · $3,350
This is a Zenith El Primero Chronograph, serviced in 2025 and comes with various extras.

  • Case Diameter: 38mm
  • Lug Width: 20mm
  • Lug To Lug: 45mm
Posted at
Feb 17, 2026, 7:30 AM
Active
[WTS] Zenith El Primero Chronomaster Sport – 41mm – Black/White Dial – 2023 – $6,200

Zenith El Primero Chronomaster Sport – 41mm – Black/White Dial – 2023 – $6,200

The Zenith El Primero Chronomaster Sport is a pre-owned watch with a black and white dial, featuring an automatic movement and a chronograph function. It has a stainless steel case with a sapphire crystal and water resistance up to 100m.

  • Condition: Good to Excellent
  • Case Size: 41mm diameter
  • Case Thickness: 13.6mm
  • Case Material: Stainless Steel (Polished Finish)
Posted at
Feb 16, 2026, 5:27 PM
Active