Side by side

Halios Seaforth IVvsVario 1918 Trench Brass

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
1918 Trench Brass
Vario1918 Trench Brass
MSRP $388

At a glance

10 of 29 specs differ
Diameter
Seaforth IV40mm
1918 Trench Brass40mm
Power Reserve
Seaforth IV40h
1918 Trench Brass40h
Water Resistance
Seaforth IV200m
1918 Trench Brass100m
MSRP
Seaforth IV$765
1918 Trench Brass$388

Full specifications

Case

6 specs
Category
Diver
Field
Thickness
12.4mm
10mm
Lug-to-Lug
46.5mm
45mm
Lug Width
20mm
18mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire (double-domed)
Domed Sapphire
Dial Color
Blue
White

Movement

1 specs
Caliber
Sellita SW200-2
Miyota 82s5

Pricing

1 specs
MSRP
$765
$388

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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.

Vario 1918 Trench Brass

Owners widely praise the Vario 1918 Trench Brass for its attractive, precisely made dial and case, with the evolving brass patina noted as a positive feature. The bund strap is considered comfortable and well-fitting by some, though others find it stiff and short for larger wrists. The lume is considered poor. The Miyota 82s5 movement is described as adequate, with accuracy ranging from about -10 seconds per day to simply running slow. On balance, owners rate the Vario 1918 Trench Brass highly for its fantastic looks and the unique character of its brass case.

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