Zenith El Primero Chronomaster Open Stainless Steel / Black / Rubber

Reference 03.3300.3604/21.C822

About this watch

The Zenith Chronomaster Open is a masterpiece of luxury watchmaking, combining stunning design with exceptional technical prowess. This stainless steel timepiece boasts a 39.50mm case that strikes a perfect balance between robustness and elegance, while the sunburst black dial provides an excellent backdrop for the luminescent stick and dot indexes. The El Primero 3604 movement is a high-frequency automatic chronograph that measures time with incredible precision, featuring a frequency of 36,000 vibrations per hour and a power reserve of 60 hours. With its modified design, open base plate and bridges create a stunning view of the movement, showcasing Zenith's mastery in timekeeping. The Chronomaster Open is not just a timepiece, but a conversation starter, a piece of history, and a testament to the art of Swiss watchmaking.
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Key Features

  • 39.50mm stainless steel case
  • Sunburst black dial with luminescent indexes
  • El Primero 3604 high-frequency automatic chronograph movement
  • Frequency: 36,000 vibrations per hour
  • Power reserve: 60 hours
  • Modified design with open base plate and bridges
  • Sapphire crystal glass
  • Water resistance: 100m

Specifications

Brand
Zenith
Family
El Primero
Model
Chronomaster Open Stainless Steel / Black / Rubber
Reference
03.3300.3604/21.C822
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph, Column wheel
Case
Stainless Steel 39.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

Stunning Zenith Defy El Primero 21 Ultraviolet 44MM (97.9001.9004/80.R922)

Stunning Zenith Defy El Primero 21 Ultraviolet 44MM (97.9001.9004/80.R922)

This watch is gorgeous in person and wears so nicely.

  • Condition: Perfect condition
  • Case size: 44MM
  • Box and papers included: true
Posted at
Jan 29, 2025, 4:35 PM
Active
ZENITH DEFY EL PRIMERO LAND ROVER Limited Edition

ZENITH DEFY EL PRIMERO LAND ROVER Limited Edition

The Zenith Defy El Primero 21 Land Rover Limited Edition features a dark gray dial with orange accents and an in-house El Primero movement.

  • Condition: MINT
  • Case material: bead blasted titanium
  • Diameter: 44mm
  • Movement: in house El Primero
Posted at
Jan 27, 2025, 2:35 PM
Active
Zenith El Primero Ref. 30.0500.400/21

Zenith El Primero Ref. 30.0500.400/21

Zenith - 30.0500.400/21 · $3,750
A rare Zenith El Primero Ref. 30.0500.400/21 from the early 2000s, featuring a 38mm 18k yellow gold case and black dial.

  • Condition: Pre-owned, with patina on the dial
  • Case material: 18k yellow gold
  • Diameter: 38mm
  • Movement: serviced Zenith caliber El Primero 400
Posted at
Jan 23, 2025, 2:53 PM
Active