Side by side

Zelos Hammerhead (Tantalum LE)vsSeiko 5 Sports Field series

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
5 Sports Field series
Seiko5 Sports Field series
MSRP $315

At a glance

15 of 29 specs differ
Diameter
Hammerhead (Tantalum LE)44mm
5 Sports Field series39.4mm
Power Reserve
Hammerhead (Tantalum LE)40h
5 Sports Field series41h
Water Resistance
Hammerhead (Tantalum LE)300m
5 Sports Field series100m
MSRP
Hammerhead (Tantalum LE)$1,499
5 Sports Field series$315

Full specifications

Case

7 specs
Category
Diver
Sport
Diameter
44mm
39.4mm
Thickness
13mm
13.2mm
Lug-to-Lug
44mm
48.1mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

4 specs
Crystal
Domed Sapphire
Hardlex
Crystal Shape
Flat
Curved
Dial Color
Tantalum LE
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Seiko NH35
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$1,499
$315

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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.

Seiko 5 Sports Field series

The Seiko 5 Sports Field series is praised for its value, offering an accessible explorer-style watch with a GMT complication and excellent legibility thanks to LumiBrite on the dial and bezel. The watches feature a 41mm stainless steel case, 100m water resistance, and are powered by either the 4R36 or 4R34 movement, both with a 41-hour power reserve. One reviewer notes the inclusion of a compass bezel with a lumed pearl and fully lumed Arabic numerals on the dial for the non-GMT models. Overall, reviewers consider the Seiko 5 Sports Field GMT models good value under 500 euros.

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