Side by side

Sugess Seestern S434 Pro DivervsSpinnaker Fleuss 40 Automatic

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

Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249
Fleuss 40 Automatic
SpinnakerFleuss 40 Automatic
MSRP $450

At a glance

11 of 29 specs differ
Diameter
Seestern S434 Pro Diver40mm
Fleuss 40 Automatic40mm
Power Reserve
Seestern S434 Pro Diver40h
Fleuss 40 Automatic40h
Water Resistance
Seestern S434 Pro Diver200m
Fleuss 40 Automatic150m
MSRP
Seestern S434 Pro Diver$249
Fleuss 40 Automatic$450

Full specifications

Case

5 specs
Thickness
12mm
11mm
Lug-to-Lug
46mm
47mm
Material
Stainless Steel/Rose Gold
316L Stainless Steel
Water Resistance
200m
150m
Caseback
Engraved
Solid

Crystal & Dial

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

Movement

3 specs
Caliber
NH35
SII NH35A
Beat Rate
3 vph
28,800 vph
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$249
$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.

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.

Spinnaker Fleuss 40 Automatic

Owners find the Spinnaker Fleuss 40 Automatic a good size for smaller wrists, though one owner notes the lume is too diffuse for easy nighttime reading. The pilot-style crown is an unusual feature for a dive watch. Overall, owners value the Spinnaker Fleuss 40 Automatic for its wearability on smaller wrists.

From video reviewers

The coral red dial is a unique aesthetic. The watch is a strong contender for best-in-class under $300.

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