Zenith El Primero Chronomaster 2 El Primero 50th Anniversary

Reference 03.3001.3600/69.C816

About this watch

The Zenith Chronomaster 2 El Primero 50th Anniversary is a testament to Zenith's prowess in watchmaking, celebrating 50 years of its legendary El Primero movement. This automatic chronograph features a column-wheel mechanism and increased power reserve of 60 hours, showcasing unparalleled accuracy measuring time in increments of 1/10th of a second. The modern yet classic design makes it versatile enough for any occasion, adding a touch of sophistication to formal or casual wear. With its stunning design, robust movement, and rich history, the Chronomaster 2 stands as a timeless treasure that will never go out of style, merging modern sophistication with classic roots.

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Key Features

Zenith caliber El Primero 3600 automatic chronograph movement
42mm stainless steel case with sapphire glass
Column-wheel mechanism and increased power reserve of 60 hours
Unparalleled accuracy measuring time in increments of 1/10th of a second
Open case back showcasing the craftsmanship behind the watch

Specifications

Brand

Zenith

Family

El Primero

Model

Chronomaster 2 El Primero 50th Anniversary

Reference

03.3001.3600/69.C816

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph, Column wheel

Case

Stainless Steel 42mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

100

Current Listings

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

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange