Side by side

Marathon Arctic OSAR 41mm AutomaticvsTornek-Rayville CISO M38 Field

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
CISO M38 Field
Tornek-RayvilleCISO M38 Field
MSRP $695

At a glance

13 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
CISO M38 Field38mm
Power Reserve
Arctic OSAR 41mm Automatic40h
CISO M38 Field42h
Water Resistance
Arctic OSAR 41mm Automatic300m
CISO M38 Field100m
MSRP
Arctic OSAR 41mm Automatic$1,800
CISO M38 Field$695

Full specifications

Case

7 specs
Category
Diver
Diameter
41mm
38mm
Thickness
13mm
12.45mm
Lug-to-Lug
43.5mm
43.6mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
White
Black
Lume
None
Superluminova

Movement

2 specs
Caliber
Sellita SW220-1
TMI NH36
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$1,800
$695

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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.

Tornek-Rayville CISO M38 Field

Owners widely report the Tornek-Rayville CISO M38 Field offers high overall quality with a comfortable bracelet featuring single-sided screw links. The watch exhibits minimal wear, with only hairline scratches and a faint, difficult-to-photograph bezel mark. On balance, owners value the Tornek-Rayville CISO M38 Field for its robust build and comfortable wearability.

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