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.
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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
![[WTS] 1970's Movado Zenith El Primero Mens Vintage Chronograph 01.0180.434 with Papers](https://external-preview.redd.it/EZwfwd6EhuDM1tKHU-MRBEvA6eWd5IPlomJLTcLok-g.jpeg?auto=webp&s=7ef1261d3a4e662f50720eac8334421098f70bae)
1970's Movado Zenith El Primero Mens Vintage Chronograph 01.0180.434 with Papers
Movado Zenith
- 01.0180.434
·
$3,950
A 1970s Movado Zenith El Primero Mens Vintage Chronograph featuring a stainless steel case, original silver dial, and automatic chronograph movement. It comes with papers, including a zenith manual and warranty card.
- Condition: Very nice preowned condition with light scratches and wear, minor crystal chips, patina on hands and dial
- Case material: Stainless Steel
- Case dimensions: 38mm diameter
- Bezel material: Stainless Steel

>>FINAL PRICE<< ZENITH DEFY EL PRIMERO LAND ROVER LIMITED EDITION
The Zenith Defy El Primero 21 Land Rover Limited Edition is a unique timepiece that features a bead blasted titanium case and a dark gray dial with orange accents. It boasts the new El Primero in-house movement, which measures time to 1/100 second, and comes with a range of accessories.
- Condition: MINT
- Case diameter: 44mm
- Movement: El Primero in-house movement
Zenith El Primero 03.2522.400
A Zenith El Primero Skeleton in 45mm size, functioning as it should with the exception of a slight reset issue.
- Condition: Pre-owned with some functional issues (chronograph resets slightly before 12)
- Case Size: 45mm diameter
- Full Kit: yes
![[WTS][US] Zenith Defy El Primero 21 Ultra Blue - 44mm - 97.9001.9004/81.R946 - Full Set](https://preview.redd.it/vlixprsa5w5f1.jpg?width=640&crop=smart&auto=webp&s=5fbd80af1604334caad273df41a30f4011ca6834)
[US] Zenith Defy El Primero 21 Ultra Blue - 44mm - 97.9001.9004/81.R946 - Full Set
The Zenith Defy El Primero 21 Ultra Blue is a 44mm watch that functions perfectly mechanically.
- Condition: Fantastic condition, no hairlines on clasp or case
- Case size: 44mm diameter
![[WTS] ZENITH El Primero Chronograph 18K Rose Gold 42mm Limited Edition Watch Ref. 18.2045.400 ALL Original!](https://preview.redd.it/wxygph7hej5f1.jpg?width=640&crop=smart&auto=webp&s=033abd385168349d72adca6aedabca432574a3a6)
![[WTS] Zenith Defy Skyline El Primero Chronograph 42mm Silver Dial 03.9500.3600 Full Set](https://preview.redd.it/ym521r4ih05f1.jpg?width=640&crop=smart&auto=webp&s=aabc9c3ae9a862a73f7139ad4daa63573d6e066d)
Zenith Defy Skyline El Primero Chronograph 42mm Silver Dial 03.9500.3600 Full Set
42mm Zenith Defy Skyline El Primero Chronograph with silver dial, stainless steel case, and 1/10th of a second chronograph function.
- Condition: has some light scratches on bezel and bracelet
- Case size: 42mm
- Dial color: silver
2025 Zenith El Primero Chronomaster Open Men’s Watch – 03.3300.3604/69.M3300
The Zenith Chronomaster Open brings high-performance horology to the forefront with a perfect blend of iconic design and cutting-edge movement.
- Condition: New and Unworn
- Case size: 39.5mm diameter
- Case material: Stainless Steel
- Bezel: Fixed, polished stainless steel

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

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