Side by side

Redux Zero-HourvsNodus Sector II Dive GMT

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

Zero-Hour
ReduxZero-Hour
Sector II Dive GMT
NodusSector II Dive GMT
MSRP $575

At a glance

14 of 29 specs differ
Diameter
Zero-Hour39mm
Sector II Dive GMT38mm
Power Reserve
Zero-Hour41h
Sector II Dive GMT41h
Water Resistance
Zero-Hour200m
Sector II Dive GMT100m
MSRP
Zero-Hour
Sector II Dive GMT$575

Full specifications

Case

6 specs
Category
Diver
Diameter
39mm
38mm
Thickness
13.7mm
11.9mm
Lug-to-Lug
46.6mm
47mm
Material
Titanium
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Yes
Dial Color
Black
Lume
None
Swiss Super-LumiNova® BGW9 Grade A

Movement

3 specs
Caliber
Seiko NH35
TMI NH34 (GMT)
Power Reserve
41h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$575

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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 Zero Hour 39MM for its robust, utilitarian design inspired by pilot and dive tools, its lightweight Grade 5 titanium construction, and its comfortable wearability. The proprietary RDXB1 lume is noted for its bright initial glow, though it fades quickly. The Seiko NH53A or NH35 movement is generally considered reliable. However, multiple owners report a flimsy or fragile crown stem, and some describe the unidirectional bezel as having play or being able to rotate clockwise by one minute, though one owner reported a tight bezel with no play. The 39mm case size is considered good by some, while others find it small for larger wrists or note it looks large, with some desiring a 42mm option. One owner found the titanium finish looked slightly cheap and wished for a bezel insert. The dial is described by one owner as too busy for easy reading without glasses. The Redux Courg Zero Hour 39MM is available for $300, down from an original price of $507.

Nodus Sector II Dive GMT

Owners widely praise the Nodus Sector II Dive GMT for its solid build, bracelet, and fit and finish for the price, with reviewers noting its well-executed finishing featuring alternating brushed and polished surfaces. The regulated Seiko NH34 movement is reported to run at +5 seconds per day. Some owners desire a Miyota 9075 movement and lume on the GMT hand, and a reviewer finds the 120-click dive bezel less ideal for GMT functions than a bi-directional 48-click GMT bezel, while the dial's dense Arabic numerals can be overwhelming for some despite good legibility. On balance, owners and reviewers rate the Nodus Sector II Dive GMT highly for its attractive design and build quality at its price point.

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