Zenith Defy Defy El Primero 21 Titanium / Skeleton / Bracelet

Reference 95.9000.9004/78.M9000

About this watch

The Zenith Defy El Primero 21 Titanium / Skeleton / Bracelet is a masterpiece of watchmaking that combines cutting-edge technology with stunning aesthetics. Released in 2018, this chronograph is part of Zenith's Defy family, renowned for its bold designs and advanced movements. The reference number 95.9000.9004/78.M9000 signifies a model that showcases Zenith's commitment to precision and style. The watch features a round titanium case, measuring 44 mm in diameter and 14.5 mm in height, giving it a robust yet refined appearance. The skeleton design allows you to see the intricate workings of the movement through the dial, adding depth and intrigue. At the heart of the Zenith Defy El Primero 21 is the remarkable El Primero 9004 movement, capable of measuring time with incredible precision. The chronograph function can measure time down to 1/100 of a second, making it a standout feature of this model. With its lightweight titanium construction and water resistance of 100 meters, this watch is designed for everyday use. Whether you're taking a dip in the pool or caught in the rain, the Defy El Primero 21 can handle it. The combination of the bold skeleton design and the titanium material creates a striking aesthetic that's both sporty and elegant, making it versatile enough to wear on any occasion.
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Key Features

  • Titanium case for lightweight durability
  • Skeleton design revealing intricate movement
  • El Primero 9004 movement with chronograph function

Specifications

Brand
Zenith
Family
Defy
Model
Defy El Primero 21 Titanium / Skeleton / Bracelet
Reference
95.9000.9004/78.M9000
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 Classic Skeleton Titanium 95.9000.670/78.M9000 41mm Full Set - $5,995

2020 Zenith Defy Classic Skeleton Titanium 95.9000.670/78.M9000 41mm Full Set - $5,995

A Zenith Defy Classic Skeleton Titanium is up for sale, a skeleton watch featuring a titanium case and an excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Case Material: titanium
  • Diameter: 41mm
Posted at
May 24, 2026, 11:52 AM
Active
[WTS] Zenith Defy Skeleton. Titanium. Lightweight. Nice sports watch !!

Zenith Defy Skeleton. Titanium. Lightweight. Nice sports watch !!

Zenith - Defy Skeleton · $4,700
A lightweight sports watch with a titanium case.

  • Material: titanium
  • Location: NJ USA
Posted at
May 24, 2026, 11:17 AM
Active
[WTS] Zenith Defy Skeleton. Titanium. Clean. Lightweight..

Zenith Defy Skeleton. Titanium. Clean. Lightweight..

Zenith · $4,700
A Zenith Defy Skeleton in titanium, known for its clean and lightweight design.

  • Condition: Clean, Lightweight
  • Material: Titanium
  • Shipping: Fedex with insurance worldwide
Posted at
May 24, 2026, 11:15 AM
Active
[WTS] Zenith Defy Classic Skeleton Ceramic - Warranty until 2028 - $4900 shipped

Zenith Defy Classic Skeleton Ceramic - Warranty until 2028 - $4900 shipped

The Zenith Defy Classic Skeleton Ceramic is a black ceramic watch with a skeleton design, known for its durability and attention-grabbing appearance.

  • Condition: Perfect condition
  • Water Resistance: 100m
  • Warranty Active Until: 2028
Posted at
May 23, 2026, 3:22 PM
Active
[WTS] Zenith Defy El Primero 21 Blue Dial 95.9002.9004/78.R584 – Box / Papers

Zenith Defy El Primero 21 Blue Dial 95.9002.9004/78.R584 – Box / Papers

The Zenith Defy El Primero reference 95.9002.9004/78.R584 is a modern Swiss watch blending cutting-edge design with the respected chronograph El Primero movement.

  • Condition: Excellent condition
  • Case size: 44mm
  • Case material: Titanium
  • Dial condition: Brand new condition
Posted at
May 23, 2026, 11:23 AM
Active
[WTS] 2020 Zenith Defy Classic Skeleton Titanium 95.9000.670/78.M9000 41mm Full Set - $5,995

2020 Zenith Defy Classic Skeleton Titanium 95.9000.670/78.M9000 41mm Full Set - $5,995

Up for sale is a Zenith Defy Classic Skeleton Titanium, a 2020 model with a titanium case and skeleton dial.

  • Condition: Excellent condition with minimal signs of wear.
  • Case material: Titanium
  • Case size: 41mm
Posted at
May 21, 2026, 10:12 PM
Active
[WTS] Zenith | Skeleton Defy | 44mm | $6,500

Zenith | Skeleton Defy | 44mm | $6,500

This is a preowned Zenith Skeleton Defy watch in 44mm size, featuring a skeleton dial.

  • Condition: preowned clean condition with minor hairline scratches throughout
  • Diameter: 44mm
  • Strap Condition: worn but still has plenty of life on it
Posted at
May 19, 2026, 10:29 PM
Active
[WTS] Zenith Defy Skyline Chrono Silver - El Primero - Full Set 2024 - Integrated Bracelet & Green Strap w/ Deployant - $7,750

Zenith Defy Skyline Chrono Silver - El Primero - Full Set 2024 - Integrated Bracelet & Green Strap w/ Deployant - $7,750

2024 Zenith Defy Skyline Chronograph 'Starry Sky' with El Primero 3600 high-beat auto chrono, 42mm stainless steel case, and integrated bracelet.

  • Condition: Excellent, light bracelet wear
  • Case Size: 42mm
  • Depth Rating: 100m
  • Movement: El Primero 3600 high-beat auto chrono (36,000 vph / 5Hz)
Posted at
May 19, 2026, 8:35 AM
Active