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 $450

At a glance

11 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
Coutura33.7mm
Power Reserve
Arctic OSAR 36mm Automatic40h
Coutura40h
Water Resistance
Arctic OSAR 36mm Automatic300m
Coutura100m
MSRP
Arctic OSAR 36mm Automatic$1,200
Coutura$450

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
36mm
33.7mm
Thickness
13mm
8.4mm
Lug-to-Lug
43.5mm
40.3mm
Lug Width
18mm
16mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
White
Black
Lume
None
LumiBrite on Hands

Movement

1 specs
Caliber
Sellita SW220-1
6N42

Pricing

1 specs
MSRP
$1,200
$450

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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

Owners widely praise the Seiko Coutura for its wear-resistant metal treatments, with one reporting minimal scratching after six years. Its solar and perpetual calendar features are noted for reliability and low maintenance, and some find its aesthetic captivating with attractive gold indices and a contrasting black dial, making it a daily driver. However, opinions on styling are split; some find the dial too busy and the gold tone unconvincing, while others appreciate its unique, fun design. The proprietary bracelet is a common point of contention, with several owners expressing dislike. One owner reports poor solar power reserve requiring constant light exposure, and another found the watch sits too high and looks "horrendous" in person. Overall, owners value the Seiko Coutura for its solar and perpetual calendar complications and durable construction, despite polarizing styling and bracelet design.

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