Side by side

Dryden Heartlander AutomaticvsHalios Seaforth IV

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

Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600
Seaforth IV
HaliosSeaforth IV
MSRP $765

At a glance

10 of 29 specs differ
Diameter
Heartlander Automatic38mm
Seaforth IV40mm
Power Reserve
Heartlander Automatic40h
Seaforth IV40h
Water Resistance
Heartlander Automatic101m
Seaforth IV200m
MSRP
Heartlander Automatic$600
Seaforth IV$765

Full specifications

Case

6 specs
Category
Field
Diver
Diameter
38mm
40mm
Thickness
11.2mm
12.4mm
Lug-to-Lug
46mm
46.5mm
Material
Stainless Steel
Titanium
Water Resistance
101m
200m

Crystal & Dial

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

Movement

1 specs
Caliber
Miyota 9039
Sellita SW200-2

Pricing

1 specs
MSRP
$600
$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.

Dryden Heartlander Automatic

The Dryden Heartlander Automatic is widely praised for its versatility, comfortable 38mm case that wears smaller than its dimensions suggest, and excellent dial variety. Reviewers highlight its value at $500, noting good finishing, a domed sapphire crystal, and 100m water resistance. The tapering bracelet with solid links is also considered comfortable. One owner notes the crown may protrude slightly and irritate some wearers. On balance, owners and reviewers rate the Dryden Heartlander Automatic highly for its combination of wearability, features, and value.

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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