Side by side

Sternglas Hamburg Pro AutomatikvsRedux Zero-Hour

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

Hamburg Pro Automatik
SternglasHamburg Pro Automatik
MSRP $755
Zero-Hour
ReduxZero-Hour

At a glance

12 of 29 specs differ
Diameter
Hamburg Pro Automatik42mm
Zero-Hour39mm
Power Reserve
Hamburg Pro Automatik42h
Zero-Hour41h
Water Resistance
Hamburg Pro Automatik50m
Zero-Hour200m
MSRP
Hamburg Pro Automatik$755
Zero-Hour

Full specifications

Case

6 specs
Category
Sport
Diameter
42mm
39mm
Thickness
12mm
13.7mm
Lug-to-Lug
45mm
46.6mm
Material
Stainless Steel
Titanium
Water Resistance
50m
200m

Crystal & Dial

2 specs
Dial Color
Black
Lume
Luminova Indizes
None

Movement

3 specs
Caliber
Miyota 8215
Seiko NH35
Power Reserve
42h
41h
Jewels
25

Pricing

1 specs
MSRP
$755

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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.

Sternglas Hamburg Pro Automatik

Owners widely praise the Sternglas Hamburg Pro Automatik for its Bauhaus-inspired design, German assembly, and excellent value, with many appreciating its comfortable wearability and uncluttered dial. Specific positive notes include a substantial weight that feels good on the wrist and a pleasing matte dial texture. The Miyota 8215 movement is generally considered reliable and surprisingly accurate, though some owners find it louder than expected and note the lack of hacking seconds. Caveats include a minimal instruction manual, an initially stiff strap, and a date window recess that can make the date difficult to see. Owners are split on the case finishing, with some finding it not too bad and nicely polished, while others criticize it. The case is also described by some as thick, making it potentially awkward for long-sleeved shirts. On balance, owners and reviewers rate the Sternglas Hamburg Pro Automatik highly for its attractive Bauhaus design and strong value proposition.

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.

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