Side by side

Halios Seaforth IVvsNodus Sector II Pilot

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
Sector II Pilot
NodusSector II Pilot
MSRP $550

At a glance

15 of 29 specs differ
Diameter
Seaforth IV40mm
Sector II Pilot38mm
Power Reserve
Seaforth IV40h
Sector II Pilot41h
Water Resistance
Seaforth IV200m
Sector II Pilot100m
MSRP
Seaforth IV$765
Sector II Pilot$550

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
40mm
38mm
Thickness
12.4mm
11.7mm
Lug-to-Lug
46.5mm
47mm
Material
Titanium
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

5 specs
Crystal
Sapphire (double-domed)
Sapphire
Crystal Shape
Flat
Box
AR Coating
Inner
Yes
Dial Color
Blue
Lume
None
Swiss Super-LumiNova® BGW9 Grade A

Movement

3 specs
Caliber
Sellita SW200-2
TMI NH36 (day/date)
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$765
$550

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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.

Nodus Sector II Pilot

The Nodus Sector II Pilot is widely praised for its build quality, thoughtful design, and overall value, with owners specifically highlighting its comfortable 11.7mm case, 100m water resistance, and DLC-coated finish. The watch features a box-shaped sapphire crystal, a well-executed unidirectional rotating bezel, and a textured dial with raised markers and legible hands. Accuracy figures vary, with one owner reporting +3 seconds per day and another noting approximately +7 seconds per day on a regulated NH36 movement, while another states the movement is regulated to +/-10 seconds per day. Some owners find the date display small, and one noted tiny tooling marks on the crown's edges and a "crunchy" crown action. The C1 lume is described as long-lasting but not exceptionally bright. On balance, owners rate the Nodus Sector II Pilot highly for its refined aesthetics and utilitarian features at its price point.

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