Side by side

Bremont Supermarine 300MvsSternglas Hamburg Automatik

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

Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
Hamburg Automatik
SternglasHamburg Automatik
MSRP $463

At a glance

11 of 29 specs differ
Diameter
Supermarine 300M40mm
Hamburg Automatik42mm
Power Reserve
Supermarine 300M40h
Hamburg Automatik42h
Water Resistance
Supermarine 300M300m
Hamburg Automatik50m
MSRP
Supermarine 300M$3,550
Hamburg Automatik$463

Full specifications

Case

5 specs
Category
Diver
Sport
Diameter
40mm
42mm
Lug-to-Lug
45mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

2 specs
Dial Color
Green
Lume
None
Luminova

Movement

3 specs
Caliber
BE-92AE
Miyota 8215
Power Reserve
40h
42h
Jewels
25

Pricing

1 specs
MSRP
$3,550
$463

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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.

Bremont Supermarine 300M

The Bremont Supermarine 300M is praised for its comfortable 40mm and 42mm case sizes, with owners noting the 42mm wears well on smaller wrists due to its lug design. One owner highlights the 13mm thinness of the 40mm case, considered compact for a 300m diver. The watch is priced at $1375. On balance, owners and reviewers appreciate the Bremont Supermarine 300M for its wearability and compact dimensions, especially for a dive watch.

Sternglas Hamburg Automatik

Owners praise the Sternglas Hamburg Automatik's handsome design and good build quality for the price. The watch features a gold PVD case and a matte blue dial with orange Super-LumiNova, and its 42mm diameter wears well due to a short lug-to-lug distance. The Miyota 8215 movement is accurate to -20/+40 seconds per day. On balance, reviewers and owners appreciate the Sternglas Hamburg Automatik for its unique design and value.

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