Side by side

Seiko Prospex SeavsZelos Hammerhead 43 Field

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

Prospex Sea
SeikoProspex Sea
MSRP $595
Hammerhead 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

14 of 29 specs differ
Diameter
Prospex Sea41.7mm
Hammerhead 43 Field43mm
Power Reserve
Prospex Sea41h
Hammerhead 43 Field40h
Water Resistance
Prospex Sea200m
Hammerhead 43 Field300m
MSRP
Prospex Sea$595
Hammerhead 43 Field$399

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
41.7mm
43mm
Thickness
12.3mm
13mm
Lug-to-Lug
49.5mm
43mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

3 specs
Crystal
Hardlex
Domed Sapphire
Dial Color
Black
Purple
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
4R35
Seiko NH38
Power Reserve
41h
40h
Jewels
23
25

Pricing

1 specs
MSRP
$595
$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.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

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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