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Sternglas Hamburg Pro AutomatikvsUndone Aero Commando

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

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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.

Undone Aero Commando

The Undone Aero Commando earns consistent praise for its vintage aviator aesthetic and finishing quality at its price point. Reviewers highlight the fashionable P.V.H. Weems-inspired design, the distinctive rotating bezel with 60-second scale and screw-down lock, the chamfered lugs with sharp finishing, and the super-domed polycarbonate crystal that delivers an attractive retro look—though polycarbonate scratches more easily than mineral glass. The comfortable Italian leather strap and well-proportioned case shape drew extended wear approval from one reviewer, who found no faults across weeks of use. The Cordura strap variant is noted as initially stiff, and the Lexan crystal can reflect light. Priced at $365 USD (€354), it pairs the Seiko NH35 automatic movement with 100m water resistance and quick-release spring bars. Overall, reviewers rate the Aero Commando highly for its thoughtful vintage design execution and case finishing quality relative to its cost.

At a glance

12 of 29 specs differ
Diameter
Hamburg Pro Automatik42mm
Aero Commando40mm
Power Reserve
Hamburg Pro Automatik42h
Aero Commando
Water Resistance
Hamburg Pro Automatik50m
Aero Commando100m
MSRP
Hamburg Pro Automatik$755
Aero Commando$365

Full specifications

Case

6 specs
Category
Sport
Diameter
42mm
40mm
Thickness
12mm
0mm
Lug-to-Lug
45mm
0mm
Lug Width
20mm
0mm
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Lume
Luminova Indizes
None

Movement

3 specs
Caliber
Miyota 8215
Seiko NH35
Power Reserve
42h
Jewels
0

Pricing

1 specs
MSRP
$755
$365
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