Side by side

Halios Seaforth IVvsTornek-Rayville CISO M38 Field

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
CISO M38 Field
Tornek-RayvilleCISO M38 Field
MSRP $695

At a glance

13 of 29 specs differ
Diameter
Seaforth IV40mm
CISO M38 Field38mm
Power Reserve
Seaforth IV40h
CISO M38 Field42h
Water Resistance
Seaforth IV200m
CISO M38 Field100m
MSRP
Seaforth IV$765
CISO M38 Field$695

Full specifications

Case

6 specs
Category
Diver
Diameter
40mm
38mm
Thickness
12.4mm
12.45mm
Lug-to-Lug
46.5mm
43.6mm
Material
Titanium
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal
Sapphire (double-domed)
Sapphire
AR Coating
Inner
Yes
Dial Color
Blue
Black
Lume
None
Superluminova

Movement

2 specs
Caliber
Sellita SW200-2
TMI NH36
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$765
$695

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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.

Tornek-Rayville CISO M38 Field

Owners widely report the Tornek-Rayville CISO M38 Field offers high overall quality with a comfortable bracelet featuring single-sided screw links. The watch exhibits minimal wear, with only hairline scratches and a faint, difficult-to-photograph bezel mark. On balance, owners value the Tornek-Rayville CISO M38 Field for its robust build and comfortable wearability.

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