Side by side

HELM KhuraburivsRedux Zero-Hour

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

Khuraburi
HELMKhuraburi
MSRP $310
Zero-Hour
ReduxZero-Hour

At a glance

14 of 29 specs differ
Diameter
Khuraburi42mm
Zero-Hour39mm
Power Reserve
Khuraburi40h
Zero-Hour41h
Water Resistance
Khuraburi300m
Zero-Hour200m
MSRP
Khuraburi$310
Zero-Hour

Full specifications

Case

7 specs
Category
Diver
Diameter
42mm
39mm
Thickness
16mm
13.7mm
Lug-to-Lug
49mm
46.6mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
300m
200m

Crystal & Dial

3 specs
Crystal Shape
Domed
Flat
AR Coating
Yes
Inner
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Seiko NH35
Power Reserve
40h
41h
Jewels
24
25

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.

HELM Khuraburi

Owners widely report the HELM Khuraburi is liked, with one owner noting it arrived in perfect condition. Some owners find the HELM Khuraburi to be on the large side. On balance, owners rate the HELM Khuraburi positively for its condition and general appeal, despite some finding it large.

From video reviewers

The HELM Khuraburi offers a rugged, solid build for its price point. Availability is a significant drawback, with the watch being difficult to acquire due to infrequent stock.

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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