Zenith Defy Defy El Primero 21 Rose Gold / Skeleton / Alligator

Reference 18.9000.9004/71.R585

Zenith Defy El Primero 21 Rose Gold / Skeleton / Alligator

About this watch

The Zenith Defy El Primero 21 is a stunning masterpiece that perfectly marries art and engineering. With its unique design and cutting-edge technology, this watch isn't just a tool for telling time; it's a statement. The rose gold case exudes luxury and elegance, while the skeletonized dial reveals the intricate mechanics that make this watch tick. At the heart of the Defy El Primero 21 is the Zenith caliber El Primero 9004, which is nothing short of a technological marvel. This self-winding movement is capable of measuring time with astonishing accuracy, down to 1/100 of a second. The chronograph has a dedicated power reserve of 50 minutes, wound by hand, and features two balance springs made from high-tech 'carbon-matrix carbon nanotube composite.' With a diameter of 44.00 mm and a height of 14.50 mm, the Defy El Primero 21 is a substantial watch that commands attention. The case is paired with an exquisite alligator leather strap that enhances its luxury appeal and adds to the overall comfort.

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Key Features

Rose gold case
Skeletonized dial
Zenith caliber El Primero 9004 movement
Chronograph function
Two balance springs
100m water resistance

Specifications

Brand

Zenith

Family

Defy

Model

Defy El Primero 21 Rose Gold / Skeleton / Alligator

Reference

18.9000.9004/71.R585

Movement Features

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

Case

Rose Gold 44mm

Dial Color

Skeleton

Crystal

Sapphire

Water Resistance

100

Current Listings

Zenith Defy Skyline. Blue dial. Jan 2026. Full Kit

Zenith - 03.9300.3620/51.I001 · $5,900

This is a preowned Blue Dial Zenith Skyline from Jan 2026 with a January 2026 warranty card.

Condition: Excellent condition and partially stickered
Warranty expiration date: Jan 2028
Dial color: blue
Size: 41mm diameter

Posted at

Mar 27, 2026, 3:30 PM

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Zenith | 03.9300.3620/15.I001 | Defy Skyline Ice Blue | $7,750

Zenith - 03.9300.3620/15.I001 · $7,750

This Zenith Defy Skyline Ice Blue is a high-end watch featuring an ice blue dial and a stainless steel case.

Condition: preowned clean condition with minor hairline scratches throughout
Service history: unknown
Shipping: free 2 day insured fedex
Return policy: no returns, all sales are final

Posted at

Mar 27, 2026, 3:06 PM

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Zenith Defy Classic Carbon Skeleton 10.9000.670/80.R795 | Full Set 2022 | Ultra Light 65g | Titanium Clasp

Zenith - 10.9000.670/80.R795

The listing is for a Zenith Defy Classic Carbon Skeleton from 2022, featuring an ultra-lightweight design of just 65g.

Weight: 65g
Material: Titanium
Year: 2022

Posted at

Mar 27, 2026, 9:57 AM

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Zenith Defy Skyline Chronograph Skeleton | Ref. 03.9500.3600/79.I001 | 2025 | Unworn | Full Set

Zenith - 03.9500.3600/79.I001 · $12,450

The Zenith Defy Skyline Chronograph Skeleton features a stunning blue openworked skeleton dial, powered by the high-frequency El Primero chronograph movement, allowing for true 1/10th of a second chronograph precision.

Condition: Unworn
Case diameter: 42mm
Water resistance depth rating: 100m
Power reserve duration: ~55 hours

Posted at

Mar 27, 2026, 6:50 AM

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View listing on r/WatchExchange