Side by side

Halios Seaforth IVvsSpinnaker Fleuss

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
Fleuss
SpinnakerFleuss
MSRP $179

At a glance

10 of 29 specs differ
Diameter
Seaforth IV40mm
Fleuss43mm
Power Reserve
Seaforth IV40h
Fleuss40h
Water Resistance
Seaforth IV200m
Fleuss150m
MSRP
Seaforth IV$765
Fleuss$179

Full specifications

Case

6 specs
Diameter
40mm
43mm
Thickness
12.4mm
13mm
Lug-to-Lug
46.5mm
51mm
Lug Width
20mm
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
150m

Crystal & Dial

2 specs
Crystal
Sapphire (double-domed)
Sapphire
Dial Color
Blue
Lumber Black

Movement

1 specs
Caliber
Sellita SW200-2
SII NH35A

Pricing

1 specs
MSRP
$765
$179

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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.

Halios Seaforth IV

Owners widely praise the Halios Sunburst Blue for its perfect 40mm size, stunning sunburst dial, and excellent lume, with one owner calling it Halios's best effort and a potential "Omega AT killer." The ETA 2824 movement is noted as running smoothly, and the watch is considered a great value with strong resale. Some owners desire larger sizes or different dial colors, and one reviewer found the Sinn 556i more versatile. The sapphire bezel is described as tall and flat, which is a point of contention for some. Overall, owners rate the Halios Sunburst Blue highly for its design, size, and value.

From video reviewers

The sunburst blue dial is a standout feature. Limited water resistance is a shared concern.

Spinnaker Fleuss

Owners widely praise the Spinnaker Fleuss for its retro design, textured dial, and good value, with many noting it looks better in person than in photos. The watch is appreciated for its robust construction and finishing, especially when found at a discount. Some owners report good timekeeping and a decent power reserve. However, the Spinnaker Fleuss GMT is criticized by some for its large case size, which can affect proportions and numeral legibility. One owner experienced a broken crown after a fall, while another noted concerns about the acrylic bezel's durability. The lume is described as adequate but not exceptional. Overall, owners rate the Spinnaker Fleuss highly for its retro aesthetic and value proposition, particularly when purchased on sale.

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