Side by side

Bremont S502vsHalios Seaforth IV

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

S502
BremontS502
MSRP $5,100
Seaforth IV
HaliosSeaforth IV
MSRP $765

At a glance

10 of 29 specs differ
Diameter
S50243mm
Seaforth IV40mm
Power Reserve
S50240h
Seaforth IV40h
Water Resistance
S502500m
Seaforth IV200m
MSRP
S502$5,100
Seaforth IV$765

Full specifications

Case

6 specs
Diameter
43mm
40mm
Thickness
16.5mm
12.4mm
Lug-to-Lug
46.5mm
Lug Width
16.5mm
20mm
Material
316L Stainless Steel
Titanium
Water Resistance
500m
200m

Crystal & Dial

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

Movement

1 specs
Caliber
BE-93-2AE
Sellita SW200-2

Pricing

1 specs
MSRP
$5,100
$765

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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.

Bremont S502

The Bremont S502 is widely praised for its attractive full-stealth, black DLC treatment, and the beige lume that complements its Spec Ops design, with a burnt-orange GMT hand enhancing legibility. Owners find the watch handsome and cool, appreciating the 'black & tan' aesthetic suitable for hard wear. The Bremont S502 features a 502m water-resistance rating and a 42-hour power reserve, powered by a chronometer-rated Bremont BE-93-2AV automatic movement. While many like the NATO strap for its aesthetic and how it ties in with the PVD metalwork, some prefer the original black rubber strap for its comfort and custom fit. On balance, owners and reviewers rate the Bremont S502 highly for its stealthy aesthetic and robust build.

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.

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