Zenith Defy Defy El Primero 21 Titanium / Diamond / Skeleton / Alligator

Reference 33.9000.9004/78.R582

Zenith Defy El Primero 21 Titanium / Diamond / Skeleton / Alligator

About this watch

The Zenith Defy El Primero 21 is a masterclass in luxury watchmaking, blending cutting-edge technology with timeless elegance. Its lightweight titanium case and gem-set bezel exude sophistication, while the skeleton dial showcases Zenith's exceptional craftsmanship. At its heart lies the remarkable El Primero 9004 movement, featuring a dual escapement system and cam-actuated chronograph that measures time with astonishing precision. This self-winding marvel boasts a power reserve indicator and water resistance up to 100 meters, making it perfect for both adventure seekers and those who appreciate refined style. With its sleek design and alligator leather strap, the Defy El Primero 21 is a versatile timepiece that effortlessly transitions from formal events to casual outings. Whether you're a seasoned collector or first-time luxury watch buyer, this timepiece will elevate your wrist game to new heights.

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Key Features

Lightweight titanium case
Gem-set bezel with diamonds
Skeleton dial showcasing Zenith's craftsmanship
El Primero 9004 movement with dual escapement system
Cam-actuated chronograph measuring time up to 1/100 of a second
Power reserve indicator at 12:00
Water resistance up to 100 meters

Specifications

Brand

Zenith

Family

Defy

Model

Defy El Primero 21 Titanium / Diamond / Skeleton / Alligator

Reference

33.9000.9004/78.R582

Movement Features

Hours, Minutes, Small Seconds
Chronograph
Chronometer, Power Reserve Indicator

Case

44mm

Dial Color

Skeleton

Crystal

Sapphire

Water Resistance

100

Current Listings

Zenith Defy Extreme 🫨 ($9,500) Watch only

Zenith - 97.9100.9004/02.I001 · $9,500

A Zenith Defy Extreme with a 45mm titanium case, this watch has wrist presence and is comfortable to wear.

Condition: Good condition cosmetically and mechanically
Case material: Titanium
Bracelet type: OEM rubber strap
Case size: 45mm

Posted at

Mar 19, 2026, 4:23 PM

Active

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Zenith Defy Skyline Closed Dial 03.9300.3620/02.1001 ♦️Lightly Used 2024♦️

Zenith - 03.9300.3620/02.1001 · $10,252

This Zenith Defy Skyline Closed Dial is a recent model from Q2 2024, coming with its full set including box and papers.

Condition: Lightly Used
Case size: not specified
Water resistance: not specified

Posted at

Mar 19, 2026, 12:23 AM

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2022 Zenith Defy Black Ceramic Skeleton 2022 with Box and Papers 49.9000.670

Zenith - 49.9000.670 · $6,500

Up for sale is my Zenith Defy Skeleton in Black Ceramic with Box and Papers, dated 2022.

Year: 2022
Warranty Expires: August 2027
Payment Methods: Zelle, Venmo, PayPal F&F, face to face

Posted at

Mar 18, 2026, 11:54 AM

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Zenith Defy 38.2000.463 GMT Automatic Steel&Gold Men's Watch In Original Box $750

Zenith - 38.2000.463 · $750

This Zenith Defy 38 is a men's automatic watch featuring a gold and stainless steel case, leather band, and automatic movement.

Condition: Preowned, with some scratches, tears, wear and marks
Movement: Automatic
Case material: Gold & Stainless Steel
Band type: Zenith Leather with marked buckle band

Posted at

Mar 17, 2026, 4:31 PM

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2024 Zenith Defy Extreme Titanium Diver El Primero Sunray Blue Dial FULL SET

Zenith - 95.9601.3620/51.I301 · $7,595

A modern iteration of the classic Defy diver, featuring a titanium case and a stunning blue starry sunray dial.

Condition: Mint, with light wear
Case size: 42.5mm diameter
Movement: El Primero cal 3620 CS
Depth rating: 30m water resistance

Posted at

Mar 15, 2026, 9:40 PM

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Zenith Defy Skyline Skeleton Black Ceramic

Zenith - Defy Skyline Skeleton · $11,999

This Zenith Defy Skyline Skeleton features a full ceramic construction, skeletonized dial and star shaped rotor.

Condition: Like new
Water Resistance: 100M
Movement Frequency: 5Hz (36,000 vibration per hour)
Power Reserve: 55 hours

Posted at

Mar 15, 2026, 5:44 PM

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Zenith Defy 21. Titanium. Full Kit. OEM rubber and Deployant Included.

Zenith - Defy 21 · $5,950

A Zenith Defy 21 in titanium with a full kit, including OEM rubber and deployant clasp.

Material: titanium
Shipping location: NJ USA

Posted at

Mar 14, 2026, 12:34 PM

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Zenith Defy Skeleton Chrono 03.9500.3600/78.I001

Zenith - 03.9500.3600/78.I001

This listing does not contain a description of the watch.

Watch type: Skeleton Chrono

Posted at

Mar 13, 2026, 4:30 PM

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Zenith Defy El Primero 21 Titanium Skeleton Box & Papers

Zenith - 95.9000.9004/78.R582 · $70,000

The Zenith Defy El Primero 21 is a bold, technical watch housed in lightweight brushed titanium with an open-worked skeleton dial exposing the in-house El Primero 9004 movement. It has dual escapements, layered subdials, and red chronograph accents creating depth and mechanical drama. The blue rubber strap keeps it sporty and wearable.

Condition: Great pre-owned condition with light signs of wear
Case material: brushed titanium
Movement type: in-house El Primero 9004 movement
Dial description: open-worked skeleton dial

Posted at

Mar 9, 2026, 9:35 AM

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