Side by side

Fortis Stratoliner S-41vsSugess Seestern S434 Pro 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
Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249

At a glance

15 of 29 specs differ
Diameter
Stratoliner S-4141mm
Seestern S434 Pro Diver40mm
Power Reserve
Stratoliner S-4160h
Seestern S434 Pro Diver40h
Water Resistance
Stratoliner S-41200m
Seestern S434 Pro Diver200m
MSRP
Stratoliner S-41$5,450
Seestern S434 Pro Diver$249

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
41mm
40mm
Thickness
14mm
12mm
Lug-to-Lug
46mm
Lug Width
21mm
20mm
Material
Stainless Steel
Stainless Steel/Rose Gold
Caseback
Solid
Engraved

Crystal & Dial

2 specs
Dial Color
White
2 Salmon
Lume
None
Super-LumiNova BGW9

Movement

5 specs
Caliber
Manufacture Caliber WERK 17
NH35
Beat Rate
28,800 vph
3 vph
Power Reserve
60h
40h
Jewels
36
25
Complications
None
GMT, Chronograph, Moonphase, Date

Pricing

1 specs
MSRP
$5,450
$249

Follow this matchup

Get a note when Fortis Stratoliner S-41 vs Sugess Seestern S434 Pro Diver gets more votes, a community discussion, or a price drop. No account needed.

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 S434 Pro Diver

Owners widely praise the Sugess Seestern S434 Pro Diver for its impressive finishing and craftsmanship at its price point, highlighting the applied indices that play with light, excellent BGW9 lume, and attractive color options. Specific positive notes include the domed sapphire crystal, short lug-to-lug, and on-the-fly clasp adjustment. However, some owners report quality control issues such as misaligned bezels or indices, while others with V2 models experience no such problems. Caveats include slight bezel back play, light AR coating on the crystal, and a clasp that could be smoother, with one owner desiring a color-matched date wheel. On balance, owners rate the Sugess Seestern S434 Pro Diver highly for its exceptional value and build quality, particularly the dial finishing and lume.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.