Zenith Defy Defy El Primero 21 Ceramic / Skeleton / Fabric / Swizz Beatz

Reference 49.9003.9004/76.R591

About this watch

The Zenith Defy El Primero 21 is a breathtaking timepiece that seamlessly integrates cutting-edge technology with a bold, contemporary design. This limited edition piece boasts the El Primero 9004 movement, a marvel of engineering that operates at an astonishing 360,000 beats per hour. With its self-winding chronograph and power reserve indicator, this watch offers unparalleled precision and functionality. The ceramic casing is both lightweight and durable, while the sapphire glass provides crystal-clear protection for the stunning skeleton design. Whether you're dressing up or lounging with friends, the Defy El Primero 21 is a versatile timepiece that exudes luxury and sophistication.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Limited edition of only 25 units worldwide
  • Zenith caliber El Primero 9004 movement
  • Self-winding chronograph with power reserve indicator
  • Ceramic casing for durability and lightness
  • Sapphire glass for crystal-clear protection
  • Water resistance up to 100 meters
  • 44mm diameter, 14.5mm height, lightweight construction

Specifications

Brand
Zenith
Family
Defy
Model
Defy El Primero 21 Ceramic / Skeleton / Fabric / Swizz Beatz
Reference
49.9003.9004/76.R591
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph
  • Chronometer, Power Reserve Indicator
Case
44mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Zenith Defy Skeleton White Ceramic Box & Papers

Zenith Defy Skeleton White Ceramic Box & Papers

The Zenith Defy Classic in full white ceramic is a modern icon that blends cutting-edge design with technical mastery, featuring an openworked concept and a skeletonized dial revealing the Elite 670 automatic movement. The watch has a 41mm case and houses a beautifully finished movement with blackened bridges and luminous hands for contrast and legibility.

  • Condition: Great pre-owned condition
  • Case diameter: 41mm
  • Movement: Elite 670 automatic movement
Posted at
Feb 18, 2026, 10:39 AM
Active
[WTS] Zenith Defy Skeleton Chrono 03.9500.3600/78.I001

Zenith Defy Skeleton Chrono 03.9500.3600/78.I001

  • Model type: Defy Skeleton Chrono
Posted at
Feb 17, 2026, 4:45 PM
Active
[WTS] Zenith Defy Gauss 28800, 39mm, circa 1970

Zenith Defy Gauss 28800, 39mm, circa 1970

Zenith - Defy Gauss 28800 · $1,800
This Zenith Defy Gauss is a high-beat rate watch from the 1970s, specially designed to withstand high radiation and magnetic fields.

  • Case size: 39mm
  • Production number: Fewer than 600 made
  • Dial color: Blue
Posted at
Feb 17, 2026, 4:21 AM
Active
[WTS] Zenith Defy Skyline Skeleton Black Ceramic

Zenith Defy Skyline Skeleton Black Ceramic

For sale is a Zenith Defy Skyline Skeleton Black Ceramic watch, featuring a full ceramic construction with 100M water resistance and an El primero movement beating at 5Hz.

  • Condition: like new
  • Water resistance: 100m
  • Movement type: El primero
  • Beats per hour: 36000
Posted at
Feb 15, 2026, 1:02 PM
Active
[WTS] Zenith Defy El Primero Sunray Blue Extreme Diver FULL SET Ref 95.9601.3620/51.I301

Zenith Defy El Primero Sunray Blue Extreme Diver FULL SET Ref 95.9601.3620/51.I301

A modern iteration of the Zenith Defy El Primero diver, featuring a unique blue starry sunray pattern on its dial. The watch is powered by an iconic automatic cal 3620 CS movement and comes in a 42.5MM titanium case.

  • Condition: Pre-owned, appears mint
  • Case Size: 42.5mm diameter
  • Movement Type: automatic cal 3620 CS
Posted at
Feb 15, 2026, 12:20 PM
Active
[WTS] 2020 Zenith Defy El Primero 21 Skeleton Chronograph – Ref. 49.9000.9004/78.R582 – Full Set – Excellent Condition – $7,750 Shipped

2020 Zenith Defy El Primero 21 Skeleton Chronograph – Ref. 49.9000.9004/78.R582 – Full Set – Excellent Condition – $7,750 Shipped

2020 Zenith Defy El Primero 21 Skeleton Chronograph, a high-performance chronograph showcasing Zenith’s innovative 1/100th-of-a-second movement, featuring an openworked dial and lightweight titanium case.

  • Condition: Excellent
  • Case Size: 44mm diameter
  • Case Material: Titanium
  • Movement Type: Automatic chronograph (El Primero 21, 1/100th second)
Posted at
Feb 12, 2026, 10:02 PM
Active
[WTS] Zenith Defy Skeleton Chrono 03.9500.3600/78.I001

Zenith Defy Skeleton Chrono 03.9500.3600/78.I001

a Zenith Defy Skeleton Chrono is being listed for sale

  • Model: Defy Skeleton Chrono
Posted at
Feb 9, 2026, 3:03 PM
Active
[WTS] Zenith Defy Skyline Skeleton Black Ceramic

Zenith Defy Skyline Skeleton Black Ceramic

The Zenith Defy Skyline Skeleton is a high-end watch featuring a full ceramic construction, skeletonized dial, and El primero movement. It has a 100M water resistance and a power reserve of 55 hours.

  • Condition: like new
  • Case Material: Black Ceramic
  • Water Resistance: 100M
  • Movement Frequency: 5Hz (36,000 vibration per hour)
Posted at
Feb 8, 2026, 3:34 PM
Active