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Zenith

Zenith Defy El Primero 21 Only Watch 96.9000.9004/27.R583

The Zenith Defy El Primero 21 Only Watch (reference 96.9000.9004/27.R583) is a watch.

Specifications

Case

Reference
96.9000.9004/27.R583
Collection
Defy El Primero 21

Production

Production
Limited

Dial versions

This reference was made with these dials and finishes.

  • 96.9000.9004/27.R583

How it compares within the Defy El Primero 21 family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
96.9000.9004/27.R583 (This watch)—————
10.9001.9004/99.R941—————
32.9000.9004/78.R582—Titanium———
32.9008.9004/08.R943—————
49.9003.9004/76.R591—Ceramic———
95.9001.9004/01.M900044 mmTitaniumSilverEl Primero 90042018–2021
95.9002.9004/78.M9000—Titanium———
95.9004.9004/78.R589—Titanium———
95.9016.9004/08.R942—————

About the Defy El Primero 21 family

The Defy El Primero 21 was introduced in 2017 with the El Primero 9004, which has two separate regulating systems: one for the time at 5 Hz and one for the chronograph at 50 Hz. This lets the central chronograph hand make a full turn every second and measure to a hundredth of a second.

The catalog lists around sixty references in titanium, ceramic, carbon and rose gold, many with skeleton dials. Dealers identify the material and dial from the reference and check the chronograph functions and papers.

Quick answers

Is the Zenith Defy El Primero 21 Only Watch 96.9000.9004/27.R583 still in production?
Limited.

Catalog facts checked October 2026.