Side by side

Marathon Arctic OSAR 41mm AutomaticvsZelos Hammerhead 43 Field

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 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

8 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
Hammerhead 43 Field43mm
Power Reserve
Arctic OSAR 41mm Automatic40h
Hammerhead 43 Field40h
Water Resistance
Arctic OSAR 41mm Automatic300m
Hammerhead 43 Field300m
MSRP
Arctic OSAR 41mm Automatic$1,800
Hammerhead 43 Field$399

Full specifications

Case

4 specs
Category
Diver
Field
Diameter
41mm
43mm
Lug-to-Lug
43.5mm
43mm
Lug Width
18mm
22mm

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
White
Purple

Movement

1 specs
Caliber
Sellita SW220-1
Seiko NH38

Pricing

1 specs
MSRP
$1,800
$399

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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 43 Field

The Zelos Hammerhead 43 Field is praised for its unique bronze case patina potential, masculine angular design, and fantastic lume. Owners also highlight the lovely Mosaic Ember and purple agate dials. However, some owners feel the 43mm case wears large, suited for wrists 7.5 inches and up, and a reviewer notes its substantial 17mm thickness. The rubber strap is disliked for making the watch feel top-heavy, and the date window is considered tiny and hard to see. Some owners express disappointment with the NH movement. Overall, owners and reviewers rate the Zelos Hammerhead 43 Field well for its distinctive design and dial appeal at its price point.

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