Side by side

Marathon Arctic OSAR 36mm AutomaticvsSeiko Coutura

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

Arctic OSAR 36mm Automatic
MarathonArctic OSAR 36mm Automatic
MSRP $1,200
Coutura
SeikoCoutura
MSRP $550

At a glance

12 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
Coutura45.6mm
Power Reserve
Arctic OSAR 36mm Automatic40h
Coutura40h
Water Resistance
Arctic OSAR 36mm Automatic300m
Coutura100m
MSRP
Arctic OSAR 36mm Automatic$1,200
Coutura$550

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
36mm
45.6mm
Thickness
13mm
11.7mm
Lug-to-Lug
43.5mm
56mm
Lug Width
18mm
15mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
White
Black
Lume
None
LumiBrite on Hands

Movement

2 specs
Caliber
Sellita SW220-1
7T12
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$1,200
$550

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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 36mm Automatic

The Marathon Arctic OSAR 36mm Automatic is noted for its non-tritium dial option, though some owners prefer the 1-12 numeral layout found on other models. One owner found the 36mm size too small for their wrist. Overall, owners appreciate the Marathon Arctic OSAR 36mm Automatic for its non-tritium dial option.

Seiko Coutura

Seiko Coutura owners widely praise its solar and perpetual calendar features for reliability and low maintenance, with many appreciating its captivating appearance and comfortable, albeit sometimes gaudy, design. The metal treatments are noted for wear resistance, with one owner reporting minimal scratching after six years. However, opinions on styling are divided; some find the dial busy and accents potentially "fake gold," while others enjoy its unique and fun aesthetic. The proprietary bracelet is a point of dissatisfaction for some, and one owner felt the watch sat too high and looked like a replica. Another owner reported a poor solar power reserve requiring constant light exposure, though a kinetic perpetual model was noted for a 4-year power reserve. Overall, owners rate the Seiko Coutura highly for its solar and perpetual calendar complications, viewing it as a reliable and attractive "guilty pleasure."

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