Side by side

Islander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338vsFears Onyx (collective Horology)

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
Onyx (collective Horology)
FearsOnyx (collective Horology)
MSRP $2,833

At a glance

18 of 29 specs differ
Diameter
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Onyx (collective Horology)39.5mm
Power Reserve
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Onyx (collective Horology)40h
Water Resistance
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
Onyx (collective Horology)15m
MSRP
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429
Onyx (collective Horology)$2,833

Full specifications

Case

8 specs
Category
GMT
Sport
Diameter
42mm
39.5mm
Thickness
14.5mm
20mm
Lug-to-Lug
47.8mm
46.95mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
200m
15m
Caseback
Screw-down
Solid

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Domed
Flat
AR Coating
Underside
Inner
Dial Color
Onyx (Collective Horology)
Indices
Applied

Movement

4 specs
Caliber
Seiko NH34
La Joux-Perret G101
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25

Pricing

1 specs
MSRP
$429
$2,833

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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.

Fears Onyx (collective Horology)

Owners widely praise the Fears Onyx (collective Horology) for its exquisite glossy black onyx dial, which displays microscopic striations under magnification. Reviewers note its thin case, under 10.5mm, and a balanced sporty-dressy aesthetic. Water resistance is rated at 150m by one source and 100m by another, and the bracelet features on-the-fly micro-adjustment. Some owners find the 39.5mm diameter slightly large for the style, and one source suggests it doesn't represent top value, though it remains competitive. Overall, owners rate the Fears Onyx highly for its unique stone dial and wearability.

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