Side by side

Bremont ALT1-WTvsHalios Seaforth IV

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

ALT1-WT
BremontALT1-WT
MSRP $5,900
Seaforth IV
HaliosSeaforth IV
MSRP $765

At a glance

10 of 29 specs differ
Diameter
ALT1-WT43mm
Seaforth IV40mm
Power Reserve
ALT1-WT40h
Seaforth IV40h
Water Resistance
ALT1-WT100m
Seaforth IV200m
MSRP
ALT1-WT$5,900
Seaforth IV$765

Full specifications

Case

7 specs
Category
World Timer
Diver
Diameter
43mm
40mm
Thickness
16mm
12.4mm
Lug-to-Lug
46.5mm
Lug Width
22mm
20mm
Material
Titanium (DLC coated)
Titanium
Water Resistance
100m
200m

Crystal & Dial

1 specs
Crystal
Sapphire
Sapphire (double-domed)

Movement

1 specs
Caliber
BE-54AE
Sellita SW200-2

Pricing

1 specs
MSRP
$5,900
$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 ALT1-WT

The Bremont ALT1-WT is widely praised for its wearable 43mm size, legible dial with a globe background, and robust hardened steel case. Reviewers and owners highlight its well-executed world timer and chronograph functions, the satisfying click of its world timer bezel, and its value for money. Some find the hands can disappear in certain light conditions, and one owner notes a slight gap between the strap and case. The Bremont ALT1-WT uses a COSC-certified ETA/Valjoux 7750-based movement with a world timer module. On balance, owners and reviewers rate the Bremont ALT1-WT highly for its practical combination of chronograph and world-time functions in a well-built, wearable package.

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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