Side by side

Bremont Supermarine 300MvsFortis Stratoliner S-41

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

Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450

At a glance

11 of 29 specs differ
Diameter
Supermarine 300M40mm
Stratoliner S-4141mm
Power Reserve
Supermarine 300M40h
Stratoliner S-4160h
Water Resistance
Supermarine 300M300m
Stratoliner S-41200m
MSRP
Supermarine 300M$3,550
Stratoliner S-41$5,450

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
40mm
41mm
Thickness
12mm
14mm
Lug Width
20mm
21mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Green
White

Movement

3 specs
Caliber
BE-92AE
Manufacture Caliber WERK 17
Power Reserve
40h
60h
Jewels
25
36

Pricing

1 specs
MSRP
$3,550
$5,450

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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.

Fortis Stratoliner S-41

Owners widely praise the Fortis Stratoliner S-41 for its purpose-built design and outstanding details, particularly its space blue lume and bright orange date on the dial. Reviewers note the WERK 17 movement offers a 60-hour power reserve. However, the Fortis Stratoliner S-41's 41mm case thickness and lug-to-lug distance lead some to perceive it as wearing large, and the dial's small text and flat design are flagged as potential drawbacks. Overall, owners and reviewers highlight the Fortis Stratoliner S-41's unique design and innovative movement as its primary strengths.

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