Zenith El Primero El Primero Chronomaster Grande Date Full Open Stainless Steel / Alligator
Reference 03.2530.4047/78.C813
About this watch
The Zenith El Primero Chronomaster Grande Date Full Open is a masterpiece that combines artistry, precision, and functionality. This watch boasts a skeleton dial, showcasing the intricate workings of its legendary Zenith caliber El Primero 4047B movement. With a frequency of 36,000 vibrations per hour and a total of 332 components, this automatic movement is a marvel of engineering. The big date display and moonphase indicator add to its practicality and aesthetic appeal. Made from stainless steel with a sapphire crystal glass, this watch is durable, scratch-resistant, and water-resistant up to 50 meters. Its bold 46mm diameter and 15.60mm height make it a statement piece on any wrist. With an alligator leather strap, this watch exudes sophistication and craftsmanship.
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Key Features
- Automatic movement with 36,000 vibrations per hour
- Skeleton dial showcasing the El Primero caliber
- Big date display for practicality
- Moonphase indicator for astronomical features
- Stainless steel case with sapphire crystal glass
- Water-resistant up to 50 meters
- 46mm diameter and 15.60mm height
Specifications
- Brand
- Zenith
- Family
- El Primero
- Model
- El Primero Chronomaster Grande Date Full Open Stainless Steel / Alligator
- Reference
- 03.2530.4047/78.C813
- Movement Features
-
- Hours, Minutes, Small Seconds
- Date
- Chronograph, Column wheel
- Moonphase
- Case
- Stainless Steel 46mm
- Dial Color
- Skeleton
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

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

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
Zenith Class Sport El Primero Chronograph Black Dial Hand Wound 02.0500.420
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

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