Side by side

Sternglas Hamburg Pro AutomatikvsMaen Grand Tonneau Ultra Thin

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

Hamburg Pro Automatik
SternglasHamburg Pro Automatik
MSRP $755
Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519

At a glance

12 of 29 specs differ
Diameter
Hamburg Pro Automatik42mm
Grand Tonneau Ultra Thin34mm
Power Reserve
Hamburg Pro Automatik42h
Grand Tonneau Ultra Thin40h
Water Resistance
Hamburg Pro Automatik50m
Grand Tonneau Ultra Thin50m
MSRP
Hamburg Pro Automatik$755
Grand Tonneau Ultra Thin$1,519

Full specifications

Case

6 specs
Category
Sport
Dress
Diameter
42mm
34mm
Thickness
12mm
6.4mm
Lug-to-Lug
45mm
Lug Width
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

2 specs
Dial Color
MNL.04
Lume
Luminova Indizes
None

Movement

3 specs
Caliber
Miyota 8215
Power Reserve
42h
40h
Jewels
25

Pricing

1 specs
MSRP
$755
$1,519

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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.

Maen Grand Tonneau Ultra Thin

Owners widely report the Maen Grand Tonneau Ultra Thin features a La Joux-Perret D101 manual-wind movement and a double-layer enamel dial. Some owners criticize the bracelet design and find the dial too small and lacking indices. One owner describes the Maen Grand Tonneau Ultra Thin as "hideous with a good movement." On balance, owners are divided on the Maen Grand Tonneau Ultra Thin, with some appreciating its movement and dial while others find its design unappealing.

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