Marathon Arctic OSAR 41mm AutomaticvsCertina DS Action GMT Powermatic 80

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Marathon Arctic OSAR 41mm Automatic at true scale

Arctic OSAR 41mm Automatic

Certina DS Action GMT Powermatic 80 at true scale

DS Action GMT Powermatic 80

Diameter

41mm

41mm

Lug-to-Lug

43.5mm

lowest

49.5mm

Thickness

13mm

lowest

13.8mm

Water Resistance

300m

highest

200m

Power Reserve

n/a

80h

MSRP

$1,800

$1,286

lowest

Movement

Sellita SW220-1

POWERMATIC 80.661

Case

5 specs
Thickness
13mm
13.8mm
Lug-to-Lug
43.5mm
49.54mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
White
n/a

Movement

2 specs
Caliber
Sellita SW220-1
POWERMATIC 80.661
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$1,800
$1,286
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Reviews

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

Marathon Arctic OSAR 41mm Automatic

Owners widely praise the Marathon Arctic OSAR 41mm Automatic for its comfortable wearability, with one owner noting it feels lightweight and wears perfectly on a sub-7-inch wrist. The watch is designed for legibility, featuring oversized hour markers as a tool watch. Accuracy observations vary, with one owner reporting a consistent +1 second per day, while another noted -20 seconds per day. The bracelet is described as lacking refinement, with no quick-release or toolless micro-adjustment. On balance, owners and reviewers appreciate the Marathon Arctic OSAR 41mm Automatic for its tool-watch legibility and comfortable wear, though some question its value at the current price point.

Certina DS Action GMT Powermatic 80

The Certina DS Action GMT Powermatic 80 is widely praised for its value, offering a traveler-style GMT with an 80-hour power reserve and flyer functionality. Owners and reviewers highlight its attractive, modern aesthetic and solid build quality, with one owner calling it a watch they are in love with. The green dial is noted as appealing, and the Powermatic 80 movement is considered fairly accurate. However, some find the 13.8mm thickness chunky, and a few owners report minor issues like a misaligned bezel or end links that do not perfectly align with the case. The bracelet's pin-and-collar sizing system is also mentioned as a missed opportunity. Overall, owners and reviewers rate the Certina DS Action GMT Powermatic 80 highly for its compelling value and true GMT functionality.

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