Side by side

Halios Seaforth IVvsRolex Rolex Deepsea

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
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.

Rolex Deepsea

Owners widely praise the Rolex Deepsea for its robust build and serious capability, with one owner calling it "bulletproof" and surprisingly less large than it appears. Reviewers note subtle aesthetic updates and refined case and bracelet for improved comfort, alongside the modern 3235 movement offering a 70-hour power reserve and running at +2 seconds per day. Some owners find its size too large for daily wear, though it serves as a good conversation piece. On balance, owners and reviewers rate the Rolex Deepsea highly for its impressive engineering and robust build quality.

At a glance

18 of 29 specs differ
Diameter
Seaforth IV40mm
Rolex Deepsea44mm
Power Reserve
Seaforth IV40h
Rolex Deepsea70h
Water Resistance
Seaforth IV200m
Rolex Deepsea3,900m
MSRP
Seaforth IV$765
Rolex Deepsea$68,100

Full specifications

Case

8 specs
Diameter
40mm
44mm
Thickness
12.4mm
5.5mm
Lug-to-Lug
46.5mm
Lug Width
20mm
Material
Titanium
18 kt yellow gold
Finish
Brushed and polished
Water Resistance
200m
3900m
Caseback
Solid
Monobloc middle case, screw-down case back and winding crown. Rolex Ringlock System case architecture with Helium escape valve

Crystal & Dial

5 specs
Crystal
Sapphire (double-domed)
Sapphire
AR Coating
Inner
Dial Color
Blue
Black
Indices
Applied
Index
Lume
None
Chromalight

Movement

4 specs
Caliber
Sellita SW200-1
3235
Power Reserve
40h
70h
Jewels
25
31
Complications
None
Date

Pricing

1 specs
MSRP
$765
$68,100
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