Side by side

Islander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338vsLongines HYDROCONQUEST

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
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,350

At a glance

17 of 29 specs differ
Diameter
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
HYDROCONQUEST39mm
Power Reserve
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
HYDROCONQUEST40h
Water Resistance
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
HYDROCONQUEST300m
MSRP
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429
HYDROCONQUEST$2,350

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
42mm
39mm
Thickness
14.5mm
12.2mm
Lug-to-Lug
47.8mm
48.1mm
Lug Width
20mm
19mm
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
Grey
Indices
Applied

Movement

4 specs
Caliber
Seiko NH34
L888.5
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25

Pricing

1 specs
MSRP
$429
$2,350

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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.

Longines HYDROCONQUEST

Owners widely praise the Longines HydroConquest's dial and finishing, with one owner finding it superior to a Rolex Submariner. The movement is noted as well-regulated, losing about 2 seconds per day. The watch is considered a versatile everyday or business-casual option, offering good value. However, owners criticize the bracelet for lacking tool-less micro-adjustment and describe winding the crown as a nuisance. Some in the line report tiny GMT markers that are difficult to read and the absence of a quick date adjust feature. Overall, owners rate the Longines HydroConquest highly for its finishing and value.

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