The Wristwatch Field Guide

Zelos Hammerhead V3 300M Titanium

Hammerhead V3 Ti

The Zelos Hammerhead V3 300M Titanium is a current-production diver watch with a grade 2 titanium case, finished with surface hardened (1200 hv). It is priced well under the $1,199 median for the category. It ships on a matching exotic-material bracelet rather than a strap.

All Zelos watchesExotic-material diver watchesTitaniumDiversUnder $5,000
Price
$529
Material
Titanium
Grade / type
Grade 2
Water resistance
300 m
Reference
Hammerhead V3 Ti
Type
Diver
Case diameter
44.0 mm
Thickness
13 mm
Lug-to-lug
49 mm
Origin
Singapore
Movement
Automatic
Caliber
Seiko NH35
Power reserve
~41 h
Complications
Date
Colour
Grey
Surface treatment
Surface hardened (1200 HV)
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Titanium bracelet (quick-adjust)
Matching bracelet
Standard
Crystal
Domed sapphire, inner AR
Display back
No
Dial
Granite-textured (dark grey and other colourways)
Dial colours
Grey
Lume
Super-LumiNova C3 / BGW9
Availability
Offered
Status
Current (between batches)
Not published
Weight, Hardness, Construction, Caseback
High confidence Verified Jul 2026 Source: Zelos (maker)
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Frequently asked questions

What is the case material of the Zelos Hammerhead V3 300M Titanium?

The Zelos Hammerhead V3 300M Titanium has a grade 2 titanium case. This is confirmed against the maker spec.

What size is the Zelos Hammerhead V3 300M Titanium?

It is 44.0 mm in diameter, 13 mm thick, 49 mm lug to lug, and water resistant to 300 m.

How much does the Zelos Hammerhead V3 300M Titanium cost, and is it available?

It is current-production and lists from $529.

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