Zenith El Primero El Primero Chronomaster Open Stainless Steel / Black / Rubber

Reference 03.2042.4061/21.R576

Zenith El Primero Chronomaster Open Stainless Steel / Black / Rubber

About this watch

The Zenith El Primero Chronomaster Open is a masterpiece of horology, boasting a stunning black dial with stick indexes and luminous hands. Its high-frequency automatic chronograph movement ensures accuracy, while the open case back showcases 282 intricate components working in harmony. The watch's premium stainless steel case measures 42 mm in diameter and features a sapphire crystal for enhanced visibility. With a water resistance rating of 100 meters, this timepiece is perfect for everyday wear. The comfortable rubber strap adds a modern touch, while the lack of a date display may be a drawback for some. This watch is not just a timekeeping device but a statement piece that combines elegance, precision, and innovation. Whether you're a seasoned collector or a first-time buyer, this timepiece offers something truly special.
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Key Features

  • Stunning black dial with stick indexes
  • High-frequency automatic chronograph movement (36,000 vibrations per hour)
  • Water-resistant up to 100 meters
  • Comfortable rubber strap
  • Open case back showcasing intricate components
  • Premium stainless steel case (42 mm diameter)
  • Sapphire crystal for enhanced visibility

Specifications

Brand
Zenith
Family
El Primero
Model
El Primero Chronomaster Open Stainless Steel / Black / Rubber
Reference
03.2042.4061/21.R576
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph, Column wheel
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Zenith Tipo CP-2 Chronograph 03.2240.4069, Underrated El Primero Beast (641/1000)

Zenith Tipo CP-2 Chronograph 03.2240.4069, Underrated El Primero Beast (641/1000)

Zenith - 03.2240.4069
Zenith Tipo CP-2 Chronograph 03.2240.4069 is an underrated El Primero beast, one of only 641 pieces produced out of 1000.

  • Condition: Underrated
Posted at
May 15, 2026, 9:21 PM
Active
View listing on r/WatchExchange
[WTS] Brand New 2025 Zenith Chronomaster Original El Primero Chronograph Reverse Panda | 03.3200.3600/21.C903 | Price reduced

Brand New 2025 Zenith Chronomaster Original El Primero Chronograph Reverse Panda | 03.3200.3600/21.C903 | Price reduced

Zenith - 03.3200.3600/21.C903 · $6,800
A brand new, discontinued Zenith Chronomaster Original Reverse Panda chronograph watch, still in its original packaging and with a full 2-year warranty.

  • Condition: Brand new, never used
  • Material: leather
  • Strap size: unknown
  • Warranty duration: 2 years
Posted at
May 14, 2026, 11:52 AM
Active
View listing on r/WatchExchange
[WTS] Zenith Defy El Primero 21 • Titanium • Skeleton • Full Set • Serviced

Zenith Defy El Primero 21 • Titanium • Skeleton • Full Set • Serviced

Zenith - Defy El Primero 21
This listing is about a Zenith Defy El Primero 21 watch with a titanium case, skeleton design, and full set. It has been serviced.

  • Condition: Full set
  • Material: titanium
  • Movement: El Primero 21
Posted at
May 14, 2026, 10:03 AM
Active
View listing on r/WatchExchange
[WTS][US] Zenith El Primero Chronomaster Sport - White Dial - 41mm - 03.3100.3600/69.M3100 - Full Set

[US] Zenith El Primero Chronomaster Sport - White Dial - 41mm - 03.3100.3600/69.M3100 - Full Set

Zenith - 03.3100.3600/69.M3100 · $7,500
Up for sale is a Zenith El Primero Chronomaster Sport - White Dial - 41mm that functions perfectly mechanically without issue.

  • Condition: Fantastic with few hairlines on clasp, case, and bracelet
  • Case size: 41mm diameter
Posted at
May 14, 2026, 7:25 AM
Active
View listing on r/WatchExchange
[WTS] Neo Vintage French Military Zenith El Primero Flyback Chronograph Ref 02.0470.405/25 FULL COLLECTOR SET

Neo Vintage French Military Zenith El Primero Flyback Chronograph Ref 02.0470.405/25 FULL COLLECTOR SET

Zenith - 02.0470.405/25 · $4,250
This is a unique Neo Vintage French Military Zenith El Primero Flyback Chronograph, featuring a matte black dial and stainless case. The watch comes in a collector's box and papers set, including an original serialized hang tag.

  • Condition: really nice condition, with wear throughout
  • Case size: 40mm diameter
  • Bracelet length: fits up to app 7 inches
  • Movement type: automatic chronograph with quickset date winding
Posted at
May 11, 2026, 8:57 PM
Active
View listing on r/WatchExchange
[WTS] Zenith Defy Skyline Chrono Silver - El Primero - Full Set 2024 - Integrated Bracelet & Green Strap w/ Deployant - $7,750

Zenith Defy Skyline Chrono Silver - El Primero - Full Set 2024 - Integrated Bracelet & Green Strap w/ Deployant - $7,750

Zenith - 03.9500.3600/01.I001 · $7,750
This is a Zenith Defy Skyline Chronograph, featuring the El Primero 3600 movement that beats at 36,000 vph and drives a 1/10th-second chronograph hand. The watch has a 42mm stainless steel case and a silver dial with a 'Starry Sky' pattern.

  • Condition: Excellent
  • Movement: El Primero 3600, automatic chronograph
  • Frequency: 36,000 vph (5Hz)
  • Power reserve: 60 hours
Posted at
May 11, 2026, 11:46 AM
Active
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[WTS] Ultra Rare Zenith El Primero Tourbillon Chronograph in 18K White Gold - Just 50 Made - Collector Set

Ultra Rare Zenith El Primero Tourbillon Chronograph in 18K White Gold - Just 50 Made - Collector Set

Zenith - 65.1260.4005/21.C505 · $20,850
The Zenith El Primero is a legendary chronograph featuring an incredible tourbillon and limited to just 50 pieces. The watch is housed in 18k white gold and features a beautiful black dial highlighting the tourbillon.

  • Condition: Really clean condition, minimal wear throughout
  • Case diameter: 45mm
  • Movement: El Primero automatic chronograph cal 4005
  • Strap material: Zenith black leather strap
Posted at
May 10, 2026, 11:09 PM
Active
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[WTS] Zenith Tipo CP-2 Chronograph 03.2240.4069, Underrated El Primero Beast (641/1000)

Zenith Tipo CP-2 Chronograph 03.2240.4069, Underrated El Primero Beast (641/1000)

Zenith - 03.2240.4069 · $4,150
Inspired by original Cairelli-issued military chronographs, this Zenith Tipo CP-2 Chronograph features a strong vintage tool watch character with a matte black dial and bold lume markers.

  • Condition: great, with light signs of normal wear
  • Case size: 43mm diameter
  • Movement: Zenith El Primero automatic chronograph (Cal. 4069)
  • Water resistance: 100m depth rating
Posted at
May 8, 2026, 8:40 PM
Active
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[WTS] Zenith Chronomaster. El Primero. Power Reserve. Open Heart. OEM Strap, OEM Deployant Clasp...

Zenith Chronomaster. El Primero. Power Reserve. Open Heart. OEM Strap, OEM Deployant Clasp...

Zenith - Chronomaster El Primero Power Reserve Open Heart · $3,400
A Zenith Chronomaster with El Primero movement and Power Reserve, featuring an Open Heart design.

Posted at
May 8, 2026, 5:24 PM
Active
View listing on r/WatchExchange