Side by side

Zelos Hammerhead (Tantalum LE)vsMarathon MSAR (Medium Search & Rescue) Diver's Quartz

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

Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499
MSAR (Medium Search & Rescue) Diver's Quartz
MarathonMSAR (Medium Search & Rescue) Diver's Quartz
MSRP $1,450

At a glance

10 of 29 specs differ
Diameter
Hammerhead (Tantalum LE)44mm
MSAR (Medium Search & Rescue) Diver's Quartz36mm
Power Reserve
Hammerhead (Tantalum LE)40h
MSAR (Medium Search & Rescue) Diver's Quartz40h
Water Resistance
Hammerhead (Tantalum LE)300m
MSAR (Medium Search & Rescue) Diver's Quartz300m
MSRP
Hammerhead (Tantalum LE)$1,499
MSAR (Medium Search & Rescue) Diver's Quartz$1,450

Full specifications

Case

5 specs
Diameter
44mm
36mm
Thickness
13mm
18mm
Lug-to-Lug
44mm
Lug Width
22mm
18mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Tantalum LE
Black

Movement

2 specs
Caliber
Seiko NH35
Swiss High-Torque Quartz
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$1,499
$1,450

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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.

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.

Marathon MSAR (Medium Search & Rescue) Diver's Quartz

Owners widely praise the Marathon MSAR (Medium Search & Rescue) Diver's Quartz for its tool-like aesthetic, bright tritium lume, and satisfying bezel action, making it enjoyable to handle and use. One owner finds the 36mm case comfortable after an initial adjustment period, while another reports accuracy within a few seconds of atomic time. On balance, owners rate the Marathon MSAR (Medium Search & Rescue) Diver's Quartz highly for its superb value and enjoyable tool-watch characteristics.

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