Side by side

Dan Henry 1975vsRedux Zero-Hour

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

1975
Dan Henry1975
MSRP $310
Zero-Hour
ReduxZero-Hour

At a glance

9 of 29 specs differ
Diameter
197539mm
Zero-Hour39mm
Power Reserve
197540h
Zero-Hour41h
Water Resistance
1975150m
Zero-Hour200m
MSRP
1975$310
Zero-Hour

Full specifications

Case

5 specs
Category
Diver
Thickness
10.5mm
13.7mm
Lug-to-Lug
42mm
46.6mm
Material
316L Stainless Steel
Titanium
Water Resistance
150m
200m

Crystal & Dial

1 specs
Dial Color
White
Black

Movement

2 specs
Caliber
Seiko NH35
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$310

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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.

Dan Henry 1975

Owners and reviewers praise the Dan Henry 1975 for its excellent value, retro styling, attractive dial with orange accents, and thin, wearable case. The bubble crystal is a highlight, though some find the lume weak. The Miyota 9015 movement offers hacking seconds and a 42-hour power reserve, with accuracy reported between -10/+30 seconds per day. The push-pull crown means it is not a true diver, and the black sapphire bezel can wash out in certain light. Overall, owners and reviewers rate the Dan Henry 1975 highly for its retro charm and superb value.

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.

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