Side by side

Halios Seaforth IVvsGrand Seiko SBGK007

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
SBGK007
Grand SeikoSBGK007
MSRP $7,300

At a glance

14 of 29 specs differ
Diameter
Seaforth IV40mm
SBGK00739mm
Power Reserve
Seaforth IV40h
SBGK00772h
Water Resistance
Seaforth IV200m
SBGK00730m
MSRP
Seaforth IV$765
SBGK007$7,300

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
40mm
39mm
Thickness
12.4mm
11.6mm
Lug-to-Lug
46.5mm
44mm
Lug Width
20mm
19mm
Material
Titanium
Stainless Steel
Water Resistance
200m
30m

Crystal & Dial

3 specs
Crystal
Sapphire (double-domed)
Sapphire
AR Coating
Inner
Yes
Dial Color
Blue
Black

Movement

3 specs
Caliber
Sellita SW200-2
9S63
Type
Automatic
Manual
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$765
$7,300

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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.

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.

Grand Seiko SBGK007

The Grand Seiko SBGK007 is praised for its glorious champagne-to-silver-white sunburst dial and domed sapphire crystal. Owners and reviewers highlight its wonderfully slim profile, attributed to the manual-wind movement, contributing to excellent wearability and a design that subtly evokes vintage pieces. The movement is described as attractive yet workmanlike, with accuracy rated between +5 to -3 seconds per day and a 72-hour power reserve. The watch measures 39mm and 11.6mm thick, and is offered on a high-quality leather strap. On balance, owners and reviewers highly regard the Grand Seiko SBGK007 for its elegant slim case and beautifully textured dial.

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