Side by side

Islander Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302vsGrand Seiko SBGE253

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
SBGE253
Grand SeikoSBGE253
MSRP $6,900

At a glance

16 of 29 specs differ
Diameter
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-30240mm
SBGE25340.5mm
Power Reserve
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302
SBGE25372h
Water Resistance
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302200m
SBGE253200m
MSRP
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302$649
SBGE253$6,900

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
40mm
40.5mm
Thickness
12.1mm
14.7mm
Lug-to-Lug
0mm
48.7mm
Finish
Brushed and polished
Caseback
Screw-down
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
Miyota 9015
9R66
Type
Automatic
Spring Drive
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
72h
Jewels
0
25

Pricing

1 specs
MSRP
$649
$6,900

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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 SBGE253

Grand Seiko SBGE253 owners widely praise its 40.5mm stainless steel case, Zaratsu polishing, and the Spring Drive Calibre 9R66 movement, noting its exceptional accuracy of ±1 second per day or ±15 seconds per month and a 72-hour power reserve. The watch is considered versatile with its black dial and a true GMT complication, and the bracelet clasp is specifically lauded for its comfortable, wrist-contouring design. Some reviewers find the power reserve indicator placement cluttered, while others dislike the fixed bezel and repeated numbers on the rehaut and bezel. The Grand Seiko SBGE253 is available new for around $4k from Japanese dealers, a significant discount off MSRP. On balance, owners and reviewers rate the Grand Seiko SBGE253 highly for its blend of high-end finishing, accurate Spring Drive GMT movement, and comfortable wearability.

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