Side by side

HELM Vanuatu TitaniumvsZenith Defy Revival A3643

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Vanuatu Titanium
HELMVanuatu Titanium
MSRP $350
Defy Revival A3643
ZenithDefy Revival A3643
MSRP $7,800
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

HELM Vanuatu Titanium

The HELM Vanuatu Titanium is widely praised by owners for its lightweight titanium construction, brushed gunmetal finish, simple design, legible hands and markers, and excellent lume, offering significant value at $300. Owners note the watch looks good in person and express enthusiasm for their existing Vanuatu Ti models. Some owners wish for Miyota 9x movements in place of the NH series. The unhardened titanium scratches easily, and the 42mm case may be too large for smaller wrists. A significant drawback is the long waiting list. On balance, owners rate the HELM Vanuatu Titanium highly for its lightweight titanium build and excellent lume at the price point.

Zenith Defy Revival A3643

The Zenith Defy Revival A3643 is widely praised for its faithful reinterpretation of the 1969 original, with reviewers consistently singling out the crisp silver sunburst dial, sculptural faceted case geometry, and exceptional wearability—the 37mm size and 13.5mm thickness allow it to sit comfortably under dress cuffs without feeling top-heavy or encumbered. Owners and reviewers celebrate its unexpected versatility as a chic dive watch despite its refined aesthetic, and the ladder bracelet, though divisive in design authenticity, is noted by some as comfortable and solid with substantial taper. The dial reads more subdued in person than in photographs, and one owner felt the narrow bracelet and overall proportions wore very small; the clasp lacks micro-adjustment capability found on modern dive watches. Overall, the Zenith Defy Revival A3643 is rated highly for its restrained, historically accurate design and refined everyday wearability at a price point of $7,800.

At a glance

19 of 29 specs differ
Diameter
Vanuatu Titanium42mm
Defy Revival A364337mm
Power Reserve
Vanuatu Titanium40h
Defy Revival A364350h
Water Resistance
Vanuatu Titanium300m
Defy Revival A3643300m
MSRP
Vanuatu Titanium$350
Defy Revival A3643$7,800

Full specifications

Case

7 specs
Diameter
42mm
37mm
Thickness
14mm
Lug-to-Lug
50mm
Lug Width
22mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Stainless steel
Caseback
Solid

Crystal & Dial

6 specs
Crystal
Sapphire
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black
Silver
Indices
Applied
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
Seiko Instruments NH35
Type
Automatic
Power Reserve
40h
50h
Jewels
24
0
Complications
Date
None

Pricing

1 specs
MSRP
$350
$7,800
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