The Titanium Field GuidePicks of the month

Zenith Defy Extreme Diver Shadow

97.9600.3620/21.I300

The Zenith Defy Extreme Diver Shadow is a 42.5 mm titanium dive watch with an El Primero 3620 SC automatic movement. At a list price of $12,300, it costs more than 90% of the 294 titanium dive watches in production.

All Zenith watchesDiver watchesDisplay back
Price
$12,300
Material
Titanium
Grade / type
Titanium (microblasted)
Water resistance
600 m
Reference
97.9600.3620/21.I300
Type
Diver
Case diameter
42.5 mm
Thickness
15.5 mm
Origin
Switzerland
Movement
El Primero automatic (5 Hz)
Caliber
El Primero 3620 SC
Power reserve
60 h
Complications
Time only
Colour
Grey
Surface treatment
Microblasted
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Rubber strap; black ceramic bezel
Crystal
Sapphire
Display back
Yes
Dial
Black with yellow accents (starry)
Dial colours
Black
Lume
Super-LumiNova
Availability
Offered
Status
Current
Not published
Lug-to-lug, Weight, Hardness, Construction, Caseback, Matching bracelet
Medium confidence Verified Jul 2026 Source: Zenith (maker) / Monochrome
Facts are free to cite with a link.
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Frequently asked questions

What grade of titanium is the Zenith Defy Extreme Diver Shadow?

Titanium, with no grade stated. The record is at medium confidence, so check the maker's page before relying on it.

What size is the Zenith Defy Extreme Diver Shadow?

The case is 42.5 mm across and 15.5 mm thick. It is water resistant to 600 m.

How much does the Zenith Defy Extreme Diver Shadow cost, and is it available?

It is in production, at a list price of $12,300.

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