Side by side

Seiko Prospex Sea Save the Ocean Special EditionvsZelos Hammerhead 43 Field

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

Hammerhead 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

14 of 29 specs differ
Diameter
Prospex Sea Save the Ocean Special Edition43.8mm
Hammerhead 43 Field43mm
Power Reserve
Prospex Sea Save the Ocean Special Edition41h
Hammerhead 43 Field40h
Water Resistance
Prospex Sea Save the Ocean Special Edition200m
Hammerhead 43 Field300m
MSRP
Prospex Sea Save the Ocean Special Edition$650
Hammerhead 43 Field$399

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
43.8mm
43mm
Thickness
12.8mm
13mm
Lug-to-Lug
48.7mm
43mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Anti-reflective coating on inner surface
Inner
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
$650
$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 Save the Ocean Special Edition

Owners widely praise the Seiko Prospex Sea Save the Ocean Special Edition for its exceptional and captivating dial designs, often described as a highlight that evokes ocean surfaces with unique textures and color gradients. The watch is frequently noted for its excellent value, with some reviewers comparing its aesthetics to much higher-priced brands. Owners report satisfactory lume and accurate timekeeping, with figures ranging from +5 seconds per day to more precise results. However, some owners and reviewers point to the bracelet clasp as a point of criticism, describing it as underwhelming or flimsy, and some find the watch to be top-heavy. There are also mentions of imperfect day/date wheel alignment and occasional bezel alignment issues on some models within the line. The Seiko Prospex Sea Save the Ocean Special Edition is available in various case sizes, with some owners questioning if certain dimensions are too bulky for daily wear.

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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