Side by side

Marathon Arctic OSAR 41mm AutomaticvsZelos Hammerhead (Tantalum LE)

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
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

8 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
Hammerhead (Tantalum LE)44mm
Power Reserve
Arctic OSAR 41mm Automatic40h
Hammerhead (Tantalum LE)40h
Water Resistance
Arctic OSAR 41mm Automatic300m
Hammerhead (Tantalum LE)300m
MSRP
Arctic OSAR 41mm Automatic$1,800
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

4 specs
Diameter
41mm
44mm
Lug-to-Lug
43.5mm
44mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Titanium

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
White
Tantalum LE

Movement

1 specs
Caliber
Sellita SW220-1
Seiko NH35

Pricing

1 specs
MSRP
$1,800
$1,499

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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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

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