Zenith El Primero El Primero Chronomaster Open Stainless Steel / Blue / Alligator
Reference 03.20416.4061/51.C700
About this watch
The Zenith El Primero Chronomaster Open is not just a watch; it’s a statement. Launched in 2016, this model brings together exquisite craftsmanship, a rich history, and cutting-edge technology in a beautiful package. The stunning blue sunburst dial creates a mesmerizing play of light that shifts as you move the watch, making it a real conversation starter. With its open-heart design, you get a sneak peek into the intricate movements within. This timepiece features a robust stainless steel case with a diameter of 42 mm and a height of 14.05 mm, striking a perfect balance between being bold and wearable. The round shape feels classic yet modern, ensuring it fits well on most wrists. Equipped with a sapphire crystal, the watch is not only scratch-resistant but also offers a clear view of the dial. At the heart of this watch lies the Zenith caliber El Primero 4061, an automatic movement renowned for its precision and boasting a frequency of 36,000 vibrations per hour. This high-frequency allows for incredibly accurate timekeeping, making it a favorite among serious watch aficionados. The chronograph feature operated by a column wheel adds a layer of excitement to the experience. With its luxurious blue alligator leather strap, this watch is comfortable to wear and complements the dial beautifully.
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Key Features
- Zenith caliber El Primero 4061 automatic movement
- 42 mm stainless steel case with sapphire crystal
- Open-heart design showcasing intricate mechanics
- Chronograph feature operated by a column wheel
- Luxurious blue alligator leather strap
Specifications
- Brand
- Zenith
- Family
- El Primero
- Model
- El Primero Chronomaster Open Stainless Steel / Blue / Alligator
- Reference
- 03.20416.4061/51.C700
- Movement Features
-
- Hours, Minutes, Small Seconds
- Chronograph, Column wheel
- Case
- Stainless Steel 42mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 100
Current Listings

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

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

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

>>REDUCED FURTHER<< ZENITH DEFY EL PRIMERO LAND ROVER Limited Edition
This Zenith Defy El Primero 21 Land Rover Limited Edition is a unique timepiece featuring a bead blasted titanium case, dark gray dial with orange accents, and the in-house El Primero movement. It's one of only 250 pieces produced and comes with a rubber strap, original fabric strap, and various accessories.
- Condition: MINT
- Case diameter: 44mm
- Movement type: El Primero
- Limited edition: 1/250

2006 Zenith El Primero Port Royal V Ref: 03.0550.4021/21.R512 with Box and Papers
The 2006 Zenith El Primero Port Royal V is a chronograph watch featuring an excellent black dial with Arabic numerals and power reserve display, housed in a 35mm case with screw down display caseback.
- Condition: Excellent
- Case size: 35mm diameter
- Bracelet type: black rubber strap
- Clasp type: double fold clasp

Zenith El Primero Chronomaster Original Panda Ref. 03.3200.3600.21.c903
This is a Zenith El Primero Chronomaster Original Panda watch, which comes with several accessories and a warranty card.
- Accessories: boxes, books, extra strap, warranty card
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

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

Zenith El Primero Ref. 30.0500.400/21
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