Side by side

Redux Zero-HourvsZelos Spearfish 3

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

Zero-Hour
ReduxZero-Hour
Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

9 of 29 specs differ
Diameter
Zero-Hour39mm
Spearfish 340mm
Power Reserve
Zero-Hour41h
Spearfish 340h
Water Resistance
Zero-Hour200m
Spearfish 3200m
MSRP
Zero-Hour
Spearfish 3$749

Full specifications

Case

5 specs
Category
Diver
Diameter
39mm
40mm
Thickness
13.7mm
11.5mm
Lug-to-Lug
46.6mm
40mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

1 specs
Dial Color
Black
Diver - Forged Carbon

Movement

2 specs
Caliber
Seiko NH35
La Joux-Perret G100
Power Reserve
41h
40h

Pricing

1 specs
MSRP
$749

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What people say

Owners + reviewers, side by side

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

Redux Zero-Hour

Owners widely praise the Redux Courg Type 39MM for its robust, no-nonsense design and good overall quality, with a reliable Seiko NH53A movement keeping time well. The titanium case and crystal have shown scratch resistance, and the bezel action is described as tight by some. Reviewers note the proprietary RDXB1 or blue lume glows brilliantly, though briefly. Some owners flag the crown stem as flimsy and the unidirectional bezel as having some play. Overall, owners rate the Redux Courg Type 39MM highly for its functional tool-watch design and durable titanium construction.

Zelos Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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