Side by side

Dryden Heartlander SolarvsHalios Seaforth IV

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

Heartlander Solar
DrydenHeartlander Solar
MSRP $279
Seaforth IV
HaliosSeaforth IV
MSRP $765

At a glance

10 of 29 specs differ
Diameter
Heartlander Solar38mm
Seaforth IV40mm
Power Reserve
Heartlander Solar40h
Seaforth IV40h
Water Resistance
Heartlander Solar101m
Seaforth IV200m
MSRP
Heartlander Solar$279
Seaforth IV$765

Full specifications

Case

6 specs
Category
Field
Diver
Diameter
38mm
40mm
Thickness
11mm
12.4mm
Lug-to-Lug
46mm
46.5mm
Material
316L Stainless Steel
Titanium
Water Resistance
101m
200m

Crystal & Dial

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

Movement

1 specs
Caliber
Sellita SW200-2

Pricing

1 specs
MSRP
$279
$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 Solar

The Dryden Heartlander Solar is widely praised for its wearability, with its 38mm case and thin profile making it a versatile, go-anywhere watch. Owners and reviewers highlight its exceptional lume, comfortable president-style bracelet, and compelling $500 price point. The solar power feature is appreciated for its convenience, eliminating the need for winding. Some owners note the 38mm case can feel small on wrists just under seven inches, and one reviewer flags that the prominent crown may irritate some wearers. The use of a Miyota movement is seen as a positive for durability and affordability. On balance, owners and reviewers rate the Dryden Heartlander Solar highly for its excellent wearability and value at the $500 price point.

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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