Zenith El Primero El Primero Chronomaster Power Reserve Black Bracelet

Reference 03.2080.4021/21.M2040

About this watch

The Zenith El Primero Chronomaster Power Reserve Black Bracelet is a masterpiece of horological excellence, combining exquisite craftsmanship with cutting-edge technology. Its striking design features a black dial with silver indexes and hands, set in a 42mm round stainless-steel case. The dial's stick and dot indexes ensure optimal legibility, while the chronograph sub-dials add a layer of complexity without cluttering the face. At its core lies the Zenith caliber El Primero 4021, an automatic movement boasting 248 components, including a silicon escape wheel and lever. This high-frequency movement operates at 36,000 vibrations per hour, ensuring incredible accuracy and reliability. The 50-hour power reserve ensures that even when not worn, it keeps perfect time. With its column wheel mechanism and solid pushers, the chronograph functionality is both refined and smooth. The watch's ergonomic design makes it surprisingly comfortable to wear, with a stainless-steel bracelet that fits snugly without pinching. Its water resistance of 100 meters makes it suitable for active lifestyles, while its versatility allows it to seamlessly transition from formal to casual events. This timepiece is not just a statement piece but also a celebration of horological excellence.

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Key Features

Zenith caliber El Primero 4021 automatic movement
Silicon escape wheel and lever for increased accuracy
50-hour power reserve for extended wear
Column wheel mechanism for refined chronograph functionality
Sapphire crystal glass for scratch-resistant protection
Stainless steel case with water resistance of 100 meters
Ergonomic design for comfortable wear

Specifications

Brand

Zenith

Family

El Primero

Model

El Primero Chronomaster Power Reserve Black Bracelet

Reference

03.2080.4021/21.M2040

Movement Features

Hours, Minutes, Small Seconds
Chronograph, Column wheel
Power Reserve Indicator

Case

Stainless Steel 42mm

Dial Color

Black

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

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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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