Side by side

Marathon Arctic OSAR 41mm AutomaticvsFortis Novonaut N-42

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
Novonaut N-42
FortisNovonaut N-42
MSRP $5,230

At a glance

11 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
Novonaut N-4242mm
Power Reserve
Arctic OSAR 41mm Automatic40h
Novonaut N-4260h
Water Resistance
Arctic OSAR 41mm Automatic300m
Novonaut N-42300m
MSRP
Arctic OSAR 41mm Automatic$1,800
Novonaut N-42$5,230

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
41mm
42mm
Thickness
13mm
14.6mm
Lug-to-Lug
43.5mm
Lug Width
18mm
21mm
Material
316L Stainless Steel
Titanium / Stainless Steel

Crystal & Dial

1 specs
Dial Color
White
Titanium Legacy

Movement

3 specs
Caliber
Sellita SW220-1
Manufacture Caliber WERK 17
Power Reserve
40h
60h
Jewels
25
36

Pricing

1 specs
MSRP
$1,800
$5,230

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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.

Fortis Novonaut N-42

Owners widely praise the Fortis B-42 Official Cosmonauts for its stunning fit and finish, excellent legibility, and a precise, grippy bezel, with one owner calling its bracelet the nicest they've ever owned. The Fortis Novonaut N-42 is described as a flawless beast with a WERK 17 column-wheel chronograph movement, featuring enhanced shock resistance and COSC adjustment, and is noted as a handsome tool watch with a beautiful dial and nice pusher action. However, the 42mm case of the B-42 wears larger than expected, and the Novonaut's 44mm case and chunky bracelet make it too large and heavy for many. The Fortis Titanium Legacy is a modern pilot's watch with a titanium case and bracelet, featuring a Kenissi WERK 13 movement with a 70-hour power reserve and three time zones. Overall, owners and reviewers highly regard the Fortis Titanium Legacy for its robust tool watch design and advanced movement technology, despite some concerns about case size and bracelet adjustability.

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