Sternglas Hamburg Pro AutomatikvsSeiko Prospex Sea
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Hamburg Pro Automatik

Prospex Sea
Diameter
42mm
41mm
Lug-to-Lug
45mm
lowest
46.9mm
Thickness
12mm
lowest
12.3mm
Water Resistance
50m
200m
highest
Power Reserve
42h
70h
highest
MSRP
$755
lowest
$900
Movement
Miyota 8215
Seiko 6R35
Case
5 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Sternglas Hamburg Pro Automatik for its Bauhaus-inspired design, German assembly, and excellent value for money. Reviewers and owners alike highlight its comfortable 42mm wearability, attractive price point, and the pleasing matte texture of its subtly domed dial. Some owners note the Miyota 8215 movement can be louder than expected and that the watch lacks hacking seconds. The date window's recess is also mentioned as making the date difficult to see from an angle. On balance, owners and reviewers rate the Sternglas Hamburg Pro Automatik highly for its sophisticated design and strong value proposition.
Owners widely praise the Seiko Prospex Sea for its value and robust build, with many highlighting its excellent lume and attractive design. Some owners find the 41mm case size perfect, while others with smaller wrists consider it too large, thick, and heavy. The stock rubber strap is noted as uncomfortable for land wear by one owner. Overall, owners rate the Seiko Prospex Sea highly for its design and value at the price point.
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