Zenith El Primero El Primero Chronomaster Open Stainless Steel / Blue 1969 / Rubber

Reference 03.2040.4061/52.R576

About this watch

The Zenith El Primero Chronomaster Open Stainless Steel / Blue 1969 / Rubber is a masterpiece of horology that combines stunning design, intricate mechanics, and exceptional accuracy. The blue sunburst finish on the dial catches the light beautifully, creating a dynamic effect that shifts as you move. The round case, made of polished stainless steel, gives it a robust yet elegant presence on the wrist. The absence of a date display contributes to the watch's streamlined aesthetic. One of the most intriguing features is the open case back, allowing you to glimpse the intricate workings of the El Primero movement. This automatic movement is renowned for its reliability and precision, making it a favorite among watch enthusiasts. With a frequency of 36,000 vibrations per hour, it offers exceptional accuracy. The chronograph function shines with a column wheel design, starting and stopping smoothly. Whether timing coffee or tracking lap times, this watch is up to the task. It boasts a power reserve of 50 hours and water resistance of up to 100 meters, making it versatile for everyday wear.

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Key Features

Zenith caliber El Primero 4061 movement
42mm diameter stainless steel case
Blue sunburst dial with stick indexes
Open case back for movement visibility
Chronograph function with column wheel design
50-hour power reserve and 100m water resistance

Specifications

Brand

Zenith

Family

El Primero

Model

El Primero Chronomaster Open Stainless Steel / Blue 1969 / Rubber

Reference

03.2040.4061/52.R576

Movement Features

Hours, Minutes, Small Seconds
Chronograph, Column wheel

Case

Stainless Steel 42mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

100

Current Listings

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Condition: appears mint with wear throughout
Diameter: 43mm
Case material: 18K solid yellow gold
Movement type: automatic chronograph

Posted at

Mar 1, 2026, 8:50 PM

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Condition: Mint
Diameter: 42.5mm
Case material: Titanium
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Posted at

Mar 1, 2026, 7:57 PM

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A Zenith El Primero New Vintage 1969 Limited Edition, a special edition marking the 40th anniversary of the Calibre 135. This watch is in lightly used condition and comes with its full set, including box and papers.

Condition: Lightly Used
Year Of Production: 2014
Anniversary Type: 40th Anniversary
Limited Edition: true

Posted at

Feb 27, 2026, 9:22 PM

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Zenith - 03.3100.3600/69.M3100 · $7,550

A Zenith El Primero Chronomaster Sport, a 41mm watch featuring a white dial.

Condition: Fantastic with minor hairlines
Case Size: 41mm diameter
Bracelet Condition: Minor hairlines on clasp

Posted at

Feb 26, 2026, 8:13 AM

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Zenith - 03.0520.4021 · $3,190

This Zenith El Primero 'Open Heart' features a rare white dial and an iconic high-beat chronograph movement with an open-heart design, allowing you to see the escapement working.

Condition: Very Good
Diameter: ~42mm
Movement Frequency: 36,000 vph

Posted at

Feb 24, 2026, 8:12 PM

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This limited edition Zenith Defy El Primero 21 Chroma watch is one of only 200 pieces, dated to 2022.

Condition: Mint condition
Limited edition: 1 of 200 pieces

Posted at

Feb 23, 2026, 11:52 AM

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This Zenith El Primero Chronograph is a high-end timepiece with a rich history, featuring a gold-filled case and a Zenith green ostrich leather strap.

Movement: Zenith Cal.420
Case diameter: 38mm
Lug width: 20mm

Posted at

Feb 23, 2026, 9:00 AM

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