Side by side

Islander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338vsTissot Gentleman Open Heart

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
Gentleman Open Heart
TissotGentleman Open Heart
MSRP $1,025
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.

Tissot Gentleman Open Heart

Owners widely praise the Tissot Gentleman Open Heart for its versatile dressy-sporty aesthetic and elegant sunburst dial finish, with one owner preferring its less shiny blue dial compared to other versions. The watch offers excellent fit and bracelet adjustability, and its modified Powermatic 80 movement achieves COSC-level accuracy of -3 to +5 seconds/day, though the seconds hand movement is slightly less smooth at 6 movements per second. However, one owner reported the watch arrived non-functional, requiring a return due to an inoperable movement. On balance, owners rate the Tissot Gentleman Open Heart highly for its aesthetic appeal and accurate timekeeping, despite a reported instance of a faulty movement.

At a glance

17 of 29 specs differ
Diameter
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Gentleman Open Heart40mm
Power Reserve
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Gentleman Open Heart80h
Water Resistance
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
Gentleman Open Heart100m
MSRP
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429
Gentleman Open Heart$1,025

Full specifications

Case

8 specs
Category
GMT
Chronograph
Diameter
42mm
40mm
Thickness
14.5mm
11.5mm
Lug-to-Lug
47.8mm
40mm
Lug Width
20mm
21mm
Finish
Brushed and polished
Water Resistance
200m
100m
Caseback
Screw-down
Solid

Crystal & Dial

4 specs
AR Coating
Underside
Yes
Dial Color
Silver
Indices
Indexes
Lume
None
Super-LumiNova ®

Movement

4 specs
Caliber
Seiko NH34
11 1/2'''
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
80h
Jewels
0
25

Pricing

1 specs
MSRP
$429
$1,025
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