Side by side

Marathon Arctic OSAR 46mm AutomaticvsZelos Hammerhead 43 Field

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Arctic OSAR 46mm Automatic
MarathonArctic OSAR 46mm Automatic
MSRP $2,500
Hammerhead 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

8 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
Hammerhead 43 Field43mm
Power Reserve
Arctic OSAR 46mm Automatic40h
Hammerhead 43 Field40h
Water Resistance
Arctic OSAR 46mm Automatic300m
Hammerhead 43 Field300m
MSRP
Arctic OSAR 46mm Automatic$2,500
Hammerhead 43 Field$399

Full specifications

Case

4 specs
Category
Diver
Field
Diameter
46mm
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
$2,500
$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 46mm Automatic

Owners widely praise the Marathon Arctic OSAR 46mm Automatic for its overbuilt toughness and industrial, instrument-like aesthetic, with some preferring the Arctic dial for legibility. One owner notes the automatic movement may be unnecessary for rough use compared to a quartz option. Reviewers mention the MaraGlo luminous paint and a Sellita SW200-1 automatic movement. Some owners question its rising price and luxury positioning, with one reporting poor lume and movement performance. Overall, owners value the Marathon Arctic OSAR 46mm Automatic for its robust build and utilitarian design.

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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