Side by side

Fortis Marinemaster M-44vsIslander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Marinemaster M-44
FortisMarinemaster M-44
MSRP $5,120
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
IslanderIslander JFK Automatic GMT Watch with Batman Dial #ISL-338
MSRP $429

At a glance

17 of 29 specs differ
Diameter
Marinemaster M-4444mm
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Power Reserve
Marinemaster M-4438h
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Water Resistance
Marinemaster M-44300m
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
MSRP
Marinemaster M-44$5,120
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
44mm
42mm
Thickness
14mm
14.5mm
Lug-to-Lug
47.8mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Water Resistance
300m
200m
Caseback
Solid
Screw-down

Crystal & Dial

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

Movement

4 specs
Caliber
Sellita SW220-1
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
38h
0h
Jewels
26
0

Pricing

1 specs
MSRP
$5,120
$429

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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.

Fortis Marinemaster M-44

The Fortis Marinemaster M-44 is praised for its excellent build quality and wearability, featuring a highly legible dial and a COSC-certified Kenissi-based movement that ran at 0 seconds per day. Owners appreciate its 70-hour power reserve and the inclusion of multiple straps and a deployant buckle, noting its gorgeous appearance and great wrist presence. A minor point raised is the 21mm lug width, with a wish for it to be 22mm. The Fortis Marinemaster M-44 is priced at $4,150. Overall, owners and reviewers rate the Fortis Marinemaster M-44 highly for its robust specifications and comfortable wearability at its price point.

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.

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