Zenith Defy Defy El Primero 21 Ultraviolet

Reference 97.9001.9004/80.R922

About this watch

The Zenith Defy El Primero 21 Ultraviolet is more than just a watch; it’s a celebration of innovation, precision, and style. With its advanced movement, striking design, and durable materials, it stands as a testament to Zenith's commitment to excellence. The 44 mm titanium case is lightweight yet incredibly durable, perfect for regular wear. The open dial showcases the intricate mechanics of the watch, while the ultraviolet accents enhance legibility in low-light conditions. At the heart of this chronograph is the self-winding caliber El Primero 9004, capable of measuring time with an accuracy of up to 1/100 of a second. This level of engineering sets Zenith apart in high-end horology. The power reserve for the chronograph is 50 minutes, and it can be wound by hand. With a water resistance of up to 100 meters, this watch is ready for any adventure. Its sporty yet sophisticated look makes it versatile enough for everyday wear. Investing in a Zenith watch is like investing in a piece of history, and the Defy El Primero 21 Ultraviolet is no exception.
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Key Features

  • Zenith caliber El Primero 9004 self-winding movement
  • Skeleton design with dark titanium and ultraviolet accents
  • 44 mm lightweight titanium case
  • Water resistance up to 100 meters
  • Chronograph function with power reserve indicator
  • Sapphire glass for scratch resistance
  • Adjustable strap for comfortable fit

Specifications

Brand
Zenith
Family
Defy
Model
Defy El Primero 21 Ultraviolet
Reference
97.9001.9004/80.R922
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph
  • Chronometer, Power Reserve Indicator
Case
44mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
100

Current Listings

2025 Zenith Defy Skyline Skeleton Ceramic 41mm Men’s Watch 49.9300.3620/78.I001

2025 Zenith Defy Skyline Skeleton Ceramic 41mm Men’s Watch 49.9300.3620/78.I001

Zenith - 49.9300.3620/78.I001 · $13,949.001
The Zenith Defy Skyline Skeleton Ceramic 41mm Men's Watch is an ultra-modern timepiece with a black ceramic case, openworked dial, and high-frequency El Primero 3620 SK movement.

  • Condition: New and unworn
  • Case Size: 41mm
  • Case Material: Black Ceramic
  • Dial Color: Blue
Posted at
Jun 8, 2025, 2:40 AM
Active
[WTS] Zenith Defy Skeleton blue Full Set (Reduced)

Zenith Defy Skeleton blue Full Set (Reduced)

A Zenith Defy Skeleton blue watch, a 41mm case size timepiece from 2024, comes as a full set including the watch, double box, extra OEM blue rubber strap, warranty card, links and original purchase receipt.

  • Condition: Excellent with only very minor wear
  • Case Size: 41 mm diameter
  • Year: 2024
Posted at
Jun 7, 2025, 10:29 AM
Active
[WTS] Zenith Defy Classic Black 49.9000.670/77.R782

Zenith Defy Classic Black 49.9000.670/77.R782

a Zenith Defy Classic Black watch, a modern and sleek timepiece designed for everyday wear.

  • Model: Defy Classic Black
Posted at
Jun 7, 2025, 10:16 AM
Active
[WTS] Zenith Defy Skeleton blue Full Set

Zenith Defy Skeleton blue Full Set

This is a Zenith Defy Skyline Skeleton blue watch, featuring a 41mm case size and coming as a full set.

  • Condition: Excellent with minor wear
  • Case Size: 41 mm diameter
  • Year: 2024
Posted at
Jun 7, 2025, 10:02 AM
Active
[WTS] Zenith Defy, 95.9000.670/51.M9000, Full Titanium, Full Kit

Zenith Defy, 95.9000.670/51.M9000, Full Titanium, Full Kit

The Zenith Defy Blue is a full titanium watch with a 41mm size, available in excellent condition with very minor signs of use.

  • Condition: Excellent with minor signs of use
  • Size: 41mm diameter
  • Material: Full titanium
Posted at
Jun 6, 2025, 5:26 PM
Active
Pre-Owned Zenith DEFY Revival A3648 03.A3648.670/21.M3648

Pre-Owned Zenith DEFY Revival A3648 03.A3648.670/21.M3648

Pre-owned Zenith DEFY Revival A3648 automatic watch, 37mm stainless steel case, black dial, 600m water resistance

  • Condition: 94% condition, with faint marks on the sides and back of the case, and slight marks on the links and clasp of the bracelet
  • Movement: Automatic
  • Case size: 37mm diameter
  • Material: Stainless Steel
Posted at
Jun 4, 2025, 11:00 PM
Active
[WTS] Zenith Defy Skyline El Primero Chronograph 42mm Silver Dial 03.9500.3600 Full Set

Zenith Defy Skyline El Primero Chronograph 42mm Silver Dial 03.9500.3600 Full Set

Zenith - 03.9500.3600 · $7,999
42mm Zenith Defy Skyline El Primero Chronograph with silver dial, stainless steel case, and 1/10th of a second chronograph function.

  • Condition: has some light scratches on bezel and bracelet
  • Case size: 42mm
  • Dial color: silver
Posted at
Jun 4, 2025, 9:29 PM
Active
Pre-Owned Zenith DEFY Revival A3648 03.A3648.670/21.M3648

Pre-Owned Zenith DEFY Revival A3648 03.A3648.670/21.M3648

Pre-Owned Zenith DEFY Revival with automatic movement, stainless steel case, and black dial. Water-resistant up to 600 meters.

  • Condition: 94% condition, with faint marks on the sides and back of the case, and slight marks on the links and clasp
  • Movement: Automatic
  • Case size: 37mm
  • Material: Stainless Steel
Posted at
Jun 4, 2025, 12:05 AM
Active
Pre-Owned Zenith DEFY Revival A3648 03.A3648.670/21.M3648

Pre-Owned Zenith DEFY Revival A3648 03.A3648.670/21.M3648

The Zenith DEFY Revival A3648 is a pre-owned automatic watch with a black dial and stainless steel case. It features a water resistance of 600 meters and comes with its original warranty card, digital warranty activation receipt, and a one-year Topper Pre-Owned Select warranty.

  • Condition: Pre-owned, 94% condition due to faint marks on the case and 90% condition due to slight marks on the links and clasp
  • Movement: Automatic
  • Case size: 37mm diameter
  • Material: Stainless Steel
Posted at
Jun 3, 2025, 1:50 AM
Active