Side by side

Fortis Stratoliner S-41vsSugess Seestern S456 GMT

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
Seestern S456 GMT
SugessSeestern S456 GMT
MSRP $299

At a glance

12 of 29 specs differ
Diameter
Stratoliner S-4141mm
Seestern S456 GMT40mm
Power Reserve
Stratoliner S-4160h
Seestern S456 GMT40h
Water Resistance
Stratoliner S-41200m
Seestern S456 GMT200m
MSRP
Stratoliner S-41$5,450
Seestern S456 GMT$299

Full specifications

Case

5 specs
Category
Chronograph
GMT
Diameter
41mm
40mm
Thickness
14mm
13mm
Lug-to-Lug
48.8mm
Lug Width
21mm
20mm

Crystal & Dial

2 specs
Dial Color
White
Blue
Lume
None
Tritium

Movement

4 specs
Caliber
Manufacture Caliber WERK 17
NH34
Power Reserve
60h
40h
Jewels
36
25
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$5,450
$299

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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.

Sugess Seestern S456 GMT

Owners widely praise the Sugess Seestern S456 GMT for its excellent case finishing, deep blue sunburst dial, and crisp indices, with one owner rating the overall fit and finish 9.5 out of 10. The watch is noted for its legibility, strong lume that lasts about 4 hours, and accurate timekeeping around -4 seconds per day, with easy GMT hand adjustment. Some owners report issues with a loose or friction-based unidirectional bezel, while others find theirs tight and prefer a bidirectional GMT bezel. The sapphire crystal is described as clear and flat by some, but others find it very reflective with AR coating that could be improved. Sizing is generally considered good at 39mm with a 46mm lug-to-lug and 12mm thickness, though one owner expresses concern about its 49mm lug-to-lug and 41mm bezel diameter. Overall, owners rate the Sugess Seestern S456 GMT highly for its impressive finishing and dial at its price point.

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