Zenith El Primero El Primero Chronomaster Full Open 42 Stainless Steel / Alligator

Reference 03.2081.400/78.C813

About this watch

The Zenith - 03.2081.400/78.C813 El Primero Chronomaster Full Open 42 is a masterpiece that combines centuries of expertise and innovation with precision and craftsmanship. Its stainless steel case, measuring 42.00 mm in diameter and 12.75 mm in height, exudes refined elegance while showcasing the intricate workings of the El Primero movement through an open case back. The skeleton dial is a visual feast for the eyes, featuring stick and dot indexes and modern-style hands that maintain a clean aesthetic. At its core lies the Zenith caliber El Primero 400B movement, renowned for its precision and boasting a frequency of 36,000 vibrations per hour. This automatic movement offers a power reserve of 50 hours, allowing it to run smoothly without frequent winding. The chronograph feature is where this watch truly shines, with a column wheel mechanism providing smooth and reliable timing capabilities. Paired with an alligator leather strap that complements the polished stainless steel perfectly, this timepiece is not only luxurious but also practical, boasting a water resistance of 100 meters.
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Key Features

  • Stainless Steel Case
  • Sapphire Crystal Glass
  • Automatic Movement (Zenith caliber El Primero 400B)
  • Chronograph Feature with Column Wheel Mechanism
  • Water Resistance: 100 Meters
  • Alligator Leather Strap
  • 50-Hour Power Reserve

Specifications

Brand
Zenith
Family
El Primero
Model
El Primero Chronomaster Full Open 42 Stainless Steel / Alligator
Reference
03.2081.400/78.C813
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
Case
Stainless Steel 42mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
100

Current Listings

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
>>REDUCED FURTHER<< ZENITH DEFY EL PRIMERO LAND ROVER Limited Edition

>>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
Posted at
Feb 16, 2025, 9:21 AM
Active
2006 Zenith El Primero Port Royal V Ref: 03.0550.4021/21.R512 with Box and Papers

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
Posted at
Feb 6, 2025, 4:14 PM
Active
Zenith El Primero Chronomaster Original Panda Ref. 03.3200.3600.21.c903

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
Posted at
Jan 31, 2025, 2:21 PM
Active
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