Side by side

Islander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338vsSpinnaker Dumas GMT

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
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

17 of 29 specs differ
Diameter
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Dumas GMT44mm
Power Reserve
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Dumas GMT40h
Water Resistance
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
Dumas GMT300m
MSRP
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429
Dumas GMT$399

Full specifications

Case

8 specs
Diameter
42mm
44mm
Thickness
14.5mm
15mm
Lug-to-Lug
47.8mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
200m
300m
Caseback
Screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Domed
Flat
AR Coating
Underside
Inner
Dial Color
Blue
Indices
Applied

Movement

4 specs
Caliber
Seiko NH34
Seiko NH34A
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.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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