Side by side

Fortis Stratoliner S-41vsSeiko Ice Diver

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

Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450
Ice Diver
SeikoIce Diver
MSRP $900

At a glance

11 of 29 specs differ
Diameter
Stratoliner S-4141mm
Ice Diver45mm
Power Reserve
Stratoliner S-4160h
Ice Diver70h
Water Resistance
Stratoliner S-41200m
Ice Diver200m
MSRP
Stratoliner S-41$5,450
Ice Diver$900

Full specifications

Case

5 specs
Category
Chronograph
Diver
Diameter
41mm
45mm
Thickness
14mm
12.9mm
Lug-to-Lug
52.6mm
Lug Width
21mm
20mm

Crystal & Dial

2 specs
Dial Color
White
Black
Lume
None
LumiBrite

Movement

3 specs
Caliber
Manufacture Caliber WERK 17
6R35
Power Reserve
60h
70h
Jewels
36
24

Pricing

1 specs
MSRP
$5,450
$900

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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 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.

Seiko Ice Diver

Owners widely praise the Seiko Prospex Sea for its robust build, classic dive watch design, and excellent value, with many highlighting its strong lume and comfortable wearability. Reviewers consistently flag its superior bezel action and overall finishing as standout features for its price point. Some owners find the 43mm case size substantial, with one noting it felt big, thick, and heavy on a 6.5-inch wrist, though others consider it a perfect size. The movement's power reserve is noted as less than newer variants by one reviewer. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and robust build at an accessible price.

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