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Zenith

Zenith Defy Extreme Diver 95.9600.3620/01.I300

The Zenith Defy Extreme Diver (reference 95.9600.3620/01.I300) is a 42.5 mm titanium watch with a silver dial. It runs on the automatic caliber El Primero 3620 with a 60-hour power reserve and is water resistant to 600 m. It was introduced in 2024 and is still in production.

Specifications

Case

Reference
95.9600.3620/01.I300
Collection
Defy Extreme
Case size
42.5 mm
Case material
Titanium
Case shape
Other
Crystal
Sapphire
Water resistance
600 m
Bracelet / strap
Titanium, interchangeable strap system bracelet

Dial and bezel

Dial
Silver
Bezel
Unidirectional rotating dive bezel

Movement

Movement
Automatic
Caliber
El Primero 3620
Power reserve
60 hours
Frequency
36,000 vph
Jewels
31
Functions
Date, Dive bezel

Production

Production
2024 – today (current)

How it compares within the Defy Extreme family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
95.9600.3620/01.I300 (This watch)42.5 mmTitaniumSilverEl Primero 36202024–
03.9100.9004/49.I300—————
10.9100.9004-2/24.I301—Carbon———
87.9100.9004/03.I00145 mmTitanium and 18k rose goldOpenworkedEl Primero 9004—
95.9100.9004/01.I00145 mmTitaniumOpenworkedEl Primero 90042021–
95.9200.9004/77.I001—————
95.9201.9004/25.I001—————
95.9600.3620/21.I30042.5 mmTitaniumBlackEl Primero 36202024–
97.9100.9004/02.I00145 mmMicroblasted titaniumOpenworkedEl Primero 9004—

About the Defy Extreme family

The Defy Extreme was introduced in 2021 as a larger, more rugged Defy, with a 45 mm case, protected pushers and a system for changing straps without tools.

The catalog includes chronographs with the El Primero 9004, which measures to a hundredth of a second, three-hand models with the El Primero 3620 and later diver models, in titanium, microblasted titanium, carbon and rose gold. Dealers check that all supplied straps are present and identify the model from the reference.

Quick answers

What size is the Zenith Defy Extreme Diver 95.9600.3620/01.I300?
The Zenith Defy Extreme Diver 95.9600.3620/01.I300 has a 42.5 mm case.
What movement does the Zenith Defy Extreme Diver 95.9600.3620/01.I300 use?
It uses the automatic caliber El Primero 3620, with a 60-hour power reserve.
How water resistant is the Zenith Defy Extreme Diver 95.9600.3620/01.I300?
It is water resistant to 600 metres.
Is the Zenith Defy Extreme Diver 95.9600.3620/01.I300 still in production?
Yes, it is a current reference.
When did the Zenith Defy Extreme Diver 95.9600.3620/01.I300 come out?
It was introduced in 2024.
What is the Zenith Defy Extreme Diver 95.9600.3620/01.I300 made of?
The case is titanium. Bracelet or strap: Titanium, interchangeable strap system bracelet.

Catalog facts checked September 2026.