Side by side

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

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
ULTRA-CHRON CLASSIC
LonginesULTRA-CHRON CLASSIC
MSRP $3,900

At a glance

18 of 29 specs differ
Diameter
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-30240mm
ULTRA-CHRON CLASSIC37mm
Power Reserve
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302
ULTRA-CHRON CLASSIC52h
Water Resistance
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302200m
ULTRA-CHRON CLASSIC50m
MSRP
Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302$649
ULTRA-CHRON CLASSIC$3,900

Full specifications

Case

7 specs
Category
Diver
Diameter
40mm
37mm
Thickness
12.1mm
10.95mm
Lug-to-Lug
0mm
44.6mm
Lug Width
20mm
19mm
Water Resistance
200m
50m
Caseback
Screw-down
Screw-down case back

Crystal & Dial

4 specs
AR Coating
Underside
Both sides
Dial Color
Silver
Indices
Applied indexes
Lume
None
Super-LumiNova

Movement

6 specs
Caliber
Miyota 9015
L836.6
Beat Rate
0 vph
36,000 vph
Power Reserve
0h
52h
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$649
$3,900

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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.

Longines ULTRA-CHRON CLASSIC

The Longines ULTRA-CHRON CLASSIC is widely praised for its faithful retro design, high-beat 5Hz movement offering greater precision and a smooth seconds hand, and its value proposition as a new 5Hz watch. Reviewers highlight the L836.6 caliber's TimeLab "ultra chronometer" certification for superior accuracy and shock recovery, and owners find the bracelet very comfortable with easy micro-adjust. Some owners note the design appears dated, and one reviewer points out the dial lacks luminescence and water resistance is only 50m. Owners are split on sizing, with some finding the 40mm case wears larger than expected and recommending the 37mm version. Overall, owners and reviewers rate the Longines ULTRA-CHRON CLASSIC highly for its blend of vintage aesthetics, modern high-beat movement performance, and comfortable wearability.

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