Side by side

Islander Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302vsGrand Seiko SBGJ249

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

Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302
IslanderIslander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302
MSRP $649
SBGJ249
Grand SeikoSBGJ249
MSRP $7,700

At a glance

17 of 29 specs differ
Diameter
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-30240mm
SBGJ24939.5mm
Power Reserve
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302
SBGJ24955h
Water Resistance
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302200m
SBGJ24930m
MSRP
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302$649
SBGJ249$7,700

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
40mm
39.5mm
Thickness
12.1mm
14.1mm
Lug-to-Lug
0mm
46.9mm
Lug Width
20mm
19mm
Finish
Brushed and polished
Water Resistance
200m
30m
Caseback
Screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Yes
Dial Color
Black
Indices
Applied

Movement

4 specs
Caliber
Miyota 9015
9S86
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
55h
Jewels
0
25

Pricing

1 specs
MSRP
$649
$7,700

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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.

Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302

Owners widely praise the Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302 for its eye-catching degrading black dial and strong lume. Some owners note the bracelet's tight links and rough clasp edges as drawbacks, though one owner received a replacement bracelet that improved wearability. Opinions are split on the watch's design, with some finding it overdesigned and reminiscent of older Seiko mods, while others appreciate its originality and find it appealing, particularly at its discounted price. On balance, owners appreciate the Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302 for its unique dial and value, despite some reservations about the bracelet finishing.

Grand Seiko SBGJ249

Grand Seiko SBGJ249 owners and reviewers widely praise its spectacular beauty, particularly the stunning wave dial that shifts color and exhibits an incredible texture. The watch is noted for its perfect proportions and "out of this world" finishing on the case, hands, and hour indices. It is powered by the Hi-Beat Caliber 9S86, a true GMT movement operating at 36,000vph. Accuracy is reported at -3 to +5 seconds per day, with one owner noting +3 seconds per day. The watch is offered at $6,800, which is considered outstanding value. A drawback flagged is its 3 bar water resistance. On balance, owners and reviewers rate the Grand Seiko SBGJ249 highly for its exceptional dial finishing and overall beauty at its price point.

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