Zenith El Primero Chronomaster Open Stainless Steel / Silver / Rubber

Reference 03.3300.3604/69.C823

About this watch

The Zenith Chronomaster Open 03.3300.3604/69.C823 is a masterpiece of horology, showcasing the brand's dedication to precision and luxury. This stunning timepiece features a round case crafted from high-quality stainless steel, boasting a diameter of 39.50 mm. The sunburst finish on the silver dial catches the light beautifully, giving it a dynamic and eye-catching appearance. One of the standout features is the open dial, providing a window into the intricate workings of the movement. The stick and dot indexes add a touch of elegance, while the stick hands are designed for easy readability. Comfort is key when it comes to wearing a watch, and Zenith doesn't disappoint with its rubber strap, which adds a sporty touch and ensures durability and comfort. The El Primero 3604 automatic chronograph movement boasts high precision and reliability, operating at 5Hz and measuring time with a precision of 1/10th of a second. With a power reserve of 60 hours, you can confidently wear it without worrying about winding it daily. Certified as a chronometer, this watch will keep time impeccably. The sapphire glass is scratch-resistant and provides a clear view of the dial, while the stainless steel case ensures durability in everyday wear. With a water resistance of 100 meters, this watch is suitable for swimming and snorkeling. The combination of Swiss craftsmanship, innovative movement, and timeless design makes this watch a worthy addition to any collection.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Zenith caliber El Primero 3604 automatic chronograph movement
  • Stainless Steel case with sapphire glass
  • Water Resistance: 100 meters
  • Power Reserve: 60 hours
  • 5Hz frequency for precise timekeeping
  • Certified Chronometer for accurate timekeeping

Specifications

Brand
Zenith
Family
El Primero
Model
Chronomaster Open Stainless Steel / Silver / Rubber
Reference
03.3300.3604/69.C823
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph, Column wheel
Case
Stainless Steel 39.5mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
100

Current Listings

Zenith 42mm El Primero Chronomaster Open Heart Stainless Steel Complete

Zenith 42mm El Primero Chronomaster Open Heart Stainless Steel Complete

A Zenith El Primero Chronomaster Open Heart chronograph watch, featuring a 42mm stainless steel case and in-house Caliber Zenith El Primero 4061 movement. The watch is dated October 2014 and has been recently serviced by Zenith.

  • Condition: Mint Condition with light hairline scratches only
  • Case size: 42mm diameter
  • Water resistance: 30m depth rating
Posted at
Mar 31, 2025, 1:26 PM
Active
Zenith El Primero Synopsis Open Heart � BOX & PAPERS � 03.2170.4613/01.M2170

Zenith El Primero Synopsis Open Heart � BOX & PAPERS � 03.2170.4613/01.M2170

A Zenith El Primero Synopsis Open Heart watch with a 40-millimeter case diameter and gold-toned hands, featuring an open heart design and classic modern architecture.

  • Condition: Excellent, little to no visible wear
  • Case Diameter: 40mm
  • Bracelet Length: 16.5 links
  • Bracket Fit: up to 7.25 inches in circumference
Posted at
Mar 27, 2025, 2:21 PM
Active
Zenith Chronomaster - El Primero - Original - Tricolor Dial - Complete

Zenith Chronomaster - El Primero - Original - Tricolor Dial - Complete

A Zenith Chronomaster Original with a tricolor dial, featuring an automatic movement and stainless steel case.

  • Condition: Excellent
  • Case size: 38mm diameter
Posted at
Mar 27, 2025, 12:51 PM
Active
Zenith 42mm El Primero Chronomaster Open Heart Stainless Steel Complete

Zenith 42mm El Primero Chronomaster Open Heart Stainless Steel Complete

A Zenith El Primero Chronomaster Open Heart chronograph watch with a 42mm stainless steel case, featuring a Caliber Zenith El Primero 4061 movement and a date of manufacture in October 2014.

  • Condition: Mint Condition
  • Case diameter: 42mm
  • Movement frequency: 36,000 VPH
Posted at
Mar 25, 2025, 12:45 PM
Active
Zenith 42mm El Primero Chronomaster Open Heart Stainless Steel Complete

Zenith 42mm El Primero Chronomaster Open Heart Stainless Steel Complete

This is a Zenith El Primero Chronomaster Open Heart chronograph watch, featuring a 42mm stainless steel case and powered by the Caliber Zenith El Primero 4061 movement.

  • Condition: Mint Condition with light hairline scratches
  • Case diameter: 42mm
  • Movement frequency: 36,000 VPH
  • Power reserve: 50 hour PR
Posted at
Mar 4, 2025, 12:09 PM
Active
Zenith Class Sport El Primero Chronograph Black Dial Hand Wound  02.0500.420

Zenith Class Sport El Primero Chronograph Black Dial Hand Wound 02.0500.420

Zenith - 02.0500.420 · $3,120
This Zenith Class Sport El Primero Chronograph is a hand-wound mechanical watch with a black dial and stainless steel case.

  • Condition: 95%
  • Size: 39mm diameter
  • Function: Chronograph ; date
Posted at
Mar 2, 2025, 5:41 AM
Active
Zenith Grande Class Open El Primero Chrono Power Reserve 03.0520.4021, Black B&P

Zenith Grande Class Open El Primero Chrono Power Reserve 03.0520.4021, Black B&P

Zenith - 03.0520.4021 · $3,595
This Zenith Grande Class Open El Primero Chronograph features an in-house movement, chronograph function, power reserve indicator, and is water resistant to 50m.

  • Condition: Good condition, some wear on the strap and a small blemish on the sapphire crystal
  • Movement: Automatic, in-house Zenith 4021H
  • Base movement: Zenith El Primero 400
  • Alternations per hour: 36,000
Posted at
Mar 1, 2025, 2:41 AM
Active
ZENITH CHRONOMASTER SPORT El PRIMERO YOSHIDA GREEN DIAL LIMITED EDITION 2024

ZENITH CHRONOMASTER SPORT El PRIMERO YOSHIDA GREEN DIAL LIMITED EDITION 2024

The Zenith Chronomaster Sport Yoshida 'Hulk Edition' features a stainless steel case with a green ceramic bezel and dial, powered by the El Primero Caliber 3600.

  • Condition: Mint, Unpolished Condition
  • Limited edition: 1 of 244 pieces
  • Case material: stainless steel
  • Bracelet material: stainless steel
Posted at
Feb 25, 2025, 11:17 PM
Active
ZENITH DEFY EXRTREME DIVER EL PRIMERO 5 YEAR Warranty

ZENITH DEFY EXRTREME DIVER EL PRIMERO 5 YEAR Warranty

The Zenith Defy El Primero Extreme Diver is a high-end diver's watch featuring a black dial with orange highlights, ceramic bezel, and 42mm diameter. It has a water resistance of 600m and comes with multiple straps and quick-change feature.

  • Condition: LNIB (Like New in Box)
  • Case material: Titanium
  • Water resistance: 600m
  • Movement: In-house El Primero movement
Posted at
Feb 20, 2025, 4:22 PM
Active