Side by side

Marathon Arctic OSAR 41mm AutomaticvsHorage Omnium K2

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
Omnium K2
HorageOmnium K2
MSRP $5,140

At a glance

13 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
Omnium K237.3mm
Power Reserve
Arctic OSAR 41mm Automatic40h
Omnium K272h
Water Resistance
Arctic OSAR 41mm Automatic300m
Omnium K2100m
MSRP
Arctic OSAR 41mm Automatic$1,800
Omnium K2$5,140

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41mm
37.3mm
Thickness
13mm
7.95mm
Lug-to-Lug
43.5mm
43.8mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

3 specs
AR Coating
Inner
No
Dial Color
White
Black
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Sellita SW220-1
Horage K2
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$1,800
$5,140

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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.

Horage Omnium K2

The Horage Omnium K2 is lauded for its slim 7.95mm profile and chronometer-certified K2 micro-rotor movement with a 72-hour power reserve. Reviewers note its technical innovation, including a proprietary silicon escapement and modular K1 movement, and praise its value. However, some find the molded, luminous hour numerals too whimsical, and the explicit mention of "silicon escapement" on the dial is considered unnecessary. On balance, reviewers rate the Horage Omnium K2 highly for its technical innovation and slim profile at its price point.

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