Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsIslander 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.

OSAR-D (Original SAR with Date) Automatic 41mm
MarathonOSAR-D (Original SAR with Date) Automatic 41mm
MSRP $1,800
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

18 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429

Full specifications

Case

9 specs
Category
Diver
GMT
Diameter
41mm
42mm
Thickness
13mm
14.5mm
Lug-to-Lug
43.5mm
47.8mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
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
Black
Indices
Applied

Movement

4 specs
Caliber
Sellita SW220-1
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$1,800
$429

Follow this matchup

Get a note when Marathon OSAR-D (Original SAR with Date) Automatic 41mm vs Islander JFK Automatic GMT Watch with Batman Dial #ISL-338 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon OSAR-D (Original SAR with Date) Automatic 41mm

The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is noted for its highly legible white dial with applied hour markers and a functional date magnifier, emphasizing its tool-watch purpose. Its Swiss-made Sellita SW200-1 movement is considered reliable and serviceable. One reviewer found the bracelet lacked refinement and preferred the rubber strap option. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 41mm for its excellent legibility and robust movement.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.