Zenith El Primero El Primero Chronomaster Open Stainless Steel / Blue / Alligator

Reference 03.20416.4061/51.C700

Zenith El Primero Chronomaster Open Stainless Steel / Blue / Alligator

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

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

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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

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[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

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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

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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

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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

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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

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