The Wristwatch Field Guide

Zenith Defy Extreme Diver Shadow

97.9600.3620/21.I300

The Zenith Defy Extreme Diver Shadow is a current-production diver watch with a grey titanium (microblasted) case, finished with microblasted. It measures 42.5 mm across, 15.5 mm thick, and is water resistant to 600 m. Inside is the El Primero 3620 SC el primero automatic (5 hz) movement, with 60 h power reserve. Complications: Time only. Priced from $12,300. Brand origin: Switzerland.

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

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Girard-PerregauxDeep Diver Legacy Edition (Titanium)$15,10040.3 mm13.91 mm thickDiversame category · same style · similar price · similar size
Grand SeikoEvolution 9 Spring Drive Diver 200m "Ushio" (SLGA023)$9,60043.8 mmDiversame category · same style · similar price · similar size

More titanium and ceramic watches from Zenith

Zenith Defy Extreme (Titanium)ZenithDefy Extreme (Titanium)$15,30045.0 mm15.4 mm thickIntegrated bracelet
ZenithDefy Extreme Diver (blue)$12,00042.5 mm15.5 mm thickDiver
ZenithDefy Skyline Skeleton "Night Surfer" (Titanium)$13,00041.0 mm11.6 mm thickIntegrated braceletZenith Chronomaster Sport (Titanium)ZenithChronomaster Sport (Titanium)$11,80041.0 mm13.6 mm thick105 gChronographZenith Defy Extreme 45mm (microblasted titanium)ZenithDefy Extreme 45mm (microblasted titanium)$20,10045.0 mm15.4 mm thickIntegrated braceletZenith Defy Extreme Chroma (titanium and white ceramic)ZenithDefy Extreme Chroma (titanium and white ceramic)$20,60045.0 mm15.4 mm thickIntegrated bracelet

Frequently asked questions

What is the case material of the Zenith Defy Extreme Diver Shadow?

The Zenith Defy Extreme Diver Shadow has a grey titanium (microblasted) case. It is recorded at medium confidence pending a maker-stated material.

What size is the Zenith Defy Extreme Diver Shadow?

It is 42.5 mm in diameter, 15.5 mm thick, and water resistant to 600 m.

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

It is current-production and lists from $12,300.

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