Side by side

Redux Zero-HourvsSpinnaker Bradner Pearl Diver

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

Zero-Hour
ReduxZero-Hour
Bradner Pearl Diver
SpinnakerBradner Pearl Diver
MSRP $370

At a glance

11 of 29 specs differ
Diameter
Zero-Hour39mm
Bradner Pearl Diver42mm
Power Reserve
Zero-Hour41h
Bradner Pearl Diver40h
Water Resistance
Zero-Hour200m
Bradner Pearl Diver180m
MSRP
Zero-Hour
Bradner Pearl Diver$370

Full specifications

Case

7 specs
Category
Diver
Diameter
39mm
42mm
Thickness
13.7mm
15mm
Lug-to-Lug
46.6mm
50mm
Lug Width
20mm
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
180m

Crystal & Dial

1 specs
Dial Color
Black
Emerald

Movement

2 specs
Caliber
Seiko NH35
SII NH35A
Power Reserve
41h
40h

Pricing

1 specs
MSRP
$370

Follow this matchup

Get a note when Redux Zero-Hour vs Spinnaker Bradner Pearl Diver gets more votes, a community discussion, or a price drop. No account needed.

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.

Spinnaker Bradner Pearl Diver

The Spinnaker Bradner Pearl Diver is noted by owners as large on smaller wrists, with a 50mm lug-to-lug and 15mm height being a concern, though some find it acceptable with specific strap choices. Opinions on finishing quality vary, with one owner reporting issues like a poorly seated bezel and crooked indices. Overall, owners rate the Spinnaker Bradner Pearl Diver with mixed reviews regarding its size and finishing.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.