Side by side

HELM Komodo TitaniumvsZenith Defy Revival A3643

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

Komodo Titanium
HELMKomodo 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 Komodo Titanium

Owners widely praise the HELM Komodo Titanium for its excellent build quality, top-notch case finishing, dial execution, and abundant BWG9 lume, noting its robust tool watch ethos and exceptional value under $300. The watch features a clean, unique design with a matte white dial, color-matched indices and hands, and a precise 120-click bezel. However, its thickness, cited between 15.2mm and 15.5mm, leads some owners to describe it as chunky or hefty, and the large clasp design is noted as a drawback by one owner. The bezel ridges are also flagged as making it somewhat uncomfortable to turn. On balance, owners rate the HELM Komodo Titanium highly for its exceptional value and robust tool watch build.

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
Komodo Titanium40mm
Defy Revival A364337mm
Power Reserve
Komodo Titanium40h
Defy Revival A364350h
Water Resistance
Komodo Titanium300m
Defy Revival A3643300m
MSRP
Komodo Titanium$350
Defy Revival A3643$7,800

Full specifications

Case

7 specs
Diameter
40mm
37mm
Thickness
15.5mm
Lug-to-Lug
47mm
Lug Width
20mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Stainless steel
Caseback
Solid

Crystal & Dial

6 specs
Crystal
Sapphire
Crystal Shape
Double-Domed
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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