Side by side

Islander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338vsPhoibos Leviathan

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

Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
IslanderIslander JFK Automatic GMT Watch with Batman Dial #ISL-338
MSRP $429
Leviathan
PhoibosLeviathan
MSRP $399

At a glance

16 of 29 specs differ
Diameter
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Leviathan40mm
Power Reserve
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Leviathan40h
Water Resistance
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
Leviathan200m
MSRP
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429
Leviathan$399

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
42mm
40mm
Thickness
14.5mm
13mm
Lug-to-Lug
47.8mm
48mm
Finish
Brushed and polished
Caseback
Screw-down
Solid

Crystal & Dial

5 specs
Crystal Shape
Domed
Flat
AR Coating
Underside
Yes
Dial Color
Black
Indices
Applied
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Seiko NH34
SII NH35
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25

Pricing

1 specs
MSRP
$429
$399

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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 JFK Automatic GMT Watch with Batman Dial #ISL-338

Owners widely praise the Islander JFK Automatic GMT Watch with Batman Dial #ISL-338 for its attractive dial texture and Pepsi bezel, with some finding the gold-tone accents and overall aesthetic to be a standout feature. The watch is also noted for its comfortable wearability and a useful GMT function, making it a popular choice for daily wear and vacations, further supported by its 200m water resistance. On balance, owners rate the Islander JFK Automatic GMT Watch with Batman Dial #ISL-338 highly for its visually appealing design and practical features at its price point.

Phoibos Leviathan

Owners widely praise the Phoibos Leviathan for its excellent value, superb case finishing, and generous lume. The watch is described as visually striking, legible, and well-made, with a unique case design, sapphire crystal, and a comfortable FKM strap or excellent bracelet with a milled clasp and quick adjustments. Some owners note the bezel's staggered jimping can cause fingers to slip, and the beveled crystal can distort the view of indices. Accuracy varies, with one owner reporting losing 5-10 seconds per day without a winder, while others state it keeps accurate time out of the box. The watch is frequently described as heavy and thick, with some owners finding it too large for wrists smaller than 7.5 inches, although newer models feature an improved clasp for better comfort and functionality. Overall, owners rate the Phoibos Leviathan highly for its striking design and impressive finishing at an accessible price point.

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