Side by side

Marathon Arctic OSAR 41mm AutomaticvsIslander Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63

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

Arctic OSAR 41mm Automatic
MarathonArctic OSAR 41mm Automatic
MSRP $1,800
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63
IslanderIslander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63
MSRP $429

At a glance

16 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-6338mm
Power Reserve
Arctic OSAR 41mm Automatic40h
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63
Water Resistance
Arctic OSAR 41mm Automatic300m
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63200m
MSRP
Arctic OSAR 41mm Automatic$1,800
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63$429

Full specifications

Case

7 specs
Diameter
41mm
38mm
Lug-to-Lug
43.5mm
44.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
200m
Caseback
Solid
Engraved screw-in back

Crystal & Dial

4 specs
Crystal Shape
Flat
Double Domed
AR Coating
Inner
Yes
Dial Color
White
Indices
Applied

Movement

4 specs
Caliber
Sellita SW220-1
Seiko NH36
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$1,800
$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.

Marathon Arctic OSAR 41mm Automatic

The Marathon Arctic OSAR 41mm Automatic is noted for its comfortable wearability on wrists under 7 inches, with one owner finding the 41mm size perfect. Accuracy observations vary, with one owner reporting a consistent +1 second per day and another noting -20 seconds per day. The watch features a Sellita automatic movement and has dimensions of 14mm thickness and a 48mm lug-to-lug. Overall, owners appreciate the Marathon Arctic OSAR 41mm Automatic for its comfortable fit and Marathon's overall appeal.

Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63

The Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 is praised for its screw pins, milled scissor clasp, and embossed ceramic bezel, offering excellent specifications for its price. Owners note its better alignment compared to some alternatives and appreciate its design inspiration. Overall, owners rate the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 highly for its build features and value.

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