Side by side

Fortis Marinemaster M-40vsSternglas Hamburg Pro Automatik

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

Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520
Hamburg Pro Automatik
SternglasHamburg Pro Automatik
MSRP $755

At a glance

12 of 29 specs differ
Diameter
Marinemaster M-4040mm
Hamburg Pro Automatik42mm
Power Reserve
Marinemaster M-4038h
Hamburg Pro Automatik42h
Water Resistance
Marinemaster M-40300m
Hamburg Pro Automatik50m
MSRP
Marinemaster M-40$3,520
Hamburg Pro Automatik$755

Full specifications

Case

6 specs
Category
Diver
Sport
Diameter
40mm
42mm
Thickness
13mm
12mm
Lug-to-Lug
45mm
Lug Width
21mm
20mm
Water Resistance
300m
50m

Crystal & Dial

2 specs
Dial Color
Orange
Lume
None
Luminova Indizes

Movement

3 specs
Caliber
Sellita SW220-1
Miyota 8215
Power Reserve
38h
42h
Jewels
26

Pricing

1 specs
MSRP
$3,520
$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.

Fortis Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

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.

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