Side by side

Islander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338vsZelos Spearfish 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
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

15 of 29 specs differ
Diameter
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Spearfish GMT40mm
Power Reserve
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Spearfish GMT40h
Water Resistance
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
Spearfish GMT200m
MSRP
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429
Spearfish GMT$999

Full specifications

Case

6 specs
Diameter
42mm
40mm
Thickness
14.5mm
13mm
Lug-to-Lug
47.8mm
40mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Caseback
Screw-down
Solid

Crystal & Dial

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

Movement

4 specs
Caliber
Seiko NH34
Sellita SW330-2
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25

Pricing

1 specs
MSRP
$429
$999

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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.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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