Zenith Defy Defy El Primero 21 Titanium / Skeleton / Mykonos

Reference 95.9008.9004/77.R594

About this watch

The Zenith Defy El Primero 21 is a limited edition masterpiece that embodies elegance and performance. This stunning timepiece boasts a striking skeleton dial, crafted from titanium and ceramic materials, showcasing intricate gears and mechanisms in all their glory. The legendary Zenith caliber El Primero 9004 movement powers this marvel, featuring a cam-actuated chronograph capable of measuring time down to 1/100 of a second. With its independent escapement system and power reserve indicator, this watch is both precise and stylish. Its lightweight titanium construction and ceramic accents radiate sophistication, making it perfect for everyday wear or special occasions. Whether you're heading to a business meeting or a casual brunch with friends, the Zenith Defy El Primero 21 is sure to elevate your outfit. This luxury item is not only a conversation starter but also a collector's item, limited to just 25 units and bound to appreciate in value over time.
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Key Features

  • Titanium and ceramic materials for durability and style
  • Legendary Zenith caliber El Primero 9004 movement with independent escapement system
  • Cam-actuated chronograph measuring time down to 1/100 of a second
  • Power reserve indicator for precise timekeeping
  • Sapphire crystal glass for scratch resistance
  • Water resistance up to 100 meters for swimming and snorkeling
  • Limited edition of just 25 units, making it a collector's item

Specifications

Brand
Zenith
Family
Defy
Model
Defy El Primero 21 Titanium / Skeleton / Mykonos
Reference
95.9008.9004/77.R594
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph
  • Chronometer, Power Reserve Indicator
Case
44mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 2020 Zenith Defy El Primero 21 Skeleton Chronograph 49.9000.9004/78.R582 – Full Set – $7,300 Shipped

2020 Zenith Defy El Primero 21 Skeleton Chronograph 49.9000.9004/78.R582 – Full Set – $7,300 Shipped

A high-performance chronograph showcasing Zenith’s innovative 1/100th-of-a-second movement, housed in a lightweight titanium case.

  • Condition: Excellent
  • Case size: 44mm
  • Case material: Titanium
  • Movement type: Automatic chronograph (El Primero 21, 1/100th second)
Posted at
Feb 21, 2026, 12:07 PM
Active
[WTS] Zenith Defy Classic 41mm Titanium Skelton Dial 95.9000.670/78.R782

Zenith Defy Classic 41mm Titanium Skelton Dial 95.9000.670/78.R782

The Zenith Defy Classic features a slim profile, titanium construction, and bold geometry with an open-worked architecture.

  • Condition: Excellent
  • Material: titanium
  • Size: 41mm
Posted at
Feb 20, 2026, 12:59 PM
Active
[WTS] Titanium Zenith Defy El Primero 21 Skeleton Box & Papers

Titanium Zenith Defy El Primero 21 Skeleton Box & Papers

The Zenith Defy El Primero 21 Skeleton is housed in lightweight titanium, featuring an open-worked skeleton dial and the in-house El Primero 9004 movement.

  • Condition: Great Pre-Owned condition with light signs of wear
  • Material: lightweight titanium
  • Movement: in-house El Primero 9004
Posted at
Feb 20, 2026, 11:29 AM
Active
[WTS] Zenith Defy Classic Skeleton 95.9000.670/78.M9000 - Full Kit

Zenith Defy Classic Skeleton 95.9000.670/78.M9000 - Full Kit

This Zenith Defy Classic Skeleton is a high-end timepiece sold new from a dealer in 2020.

  • Condition: Excellent with minor blemishes (scuffing on the inside of the bracelet)
  • Year Purchased: 2020
  • Purchase Method: new from a dealer
  • Accessories Included: all links, box, card, instructions, cleaning cloth, hang tag
Posted at
Feb 19, 2026, 12:14 PM
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[WTS] Zenith Defy Classic Titanium Blue - Full Set

Zenith Defy Classic Titanium Blue - Full Set

The Zenith Defy Classic Titanium features a sunburst blue dial, in-house Elite 670 automatic movement, and Grade 5 titanium construction for an impossibly light and comfortable wear.

  • Condition: good condition with minor blemishes on the bezel and desk-diving marks on the bracelet
  • Case size: 41mm
  • Thickness: 10.75mm
  • Material: Brushed and Polished Grade 5 Titanium
Posted at
Feb 18, 2026, 9:28 PM
Active
[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