Side by side

Seiko Prospex Sea Save the Ocean Special EditionvsZelos Spearfish 3

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

Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

11 of 29 specs differ
Diameter
Prospex Sea Save the Ocean Special Edition42.4mm
Spearfish 340mm
Power Reserve
Prospex Sea Save the Ocean Special Edition41h
Spearfish 340h
Water Resistance
Prospex Sea Save the Ocean Special Edition200m
Spearfish 3200m
MSRP
Prospex Sea Save the Ocean Special Edition$550
Spearfish 3$749

Full specifications

Case

4 specs
Diameter
42.4mm
40mm
Thickness
13.4mm
11.5mm
Lug-to-Lug
49.4mm
40mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

3 specs
Crystal
Hardlex
Sapphire
Dial Color
Black
Diver - Forged Carbon
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
4R36
La Joux-Perret G100
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$550
$749

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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

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its visually striking and unique dial designs, often described as a standout feature offering significant aesthetic appeal for the price. Owners and reviewers consistently highlight the attractive blue gradients, wave patterns, and textured finishes that evoke ocean depths. The watch is generally considered comfortable to wear, with a well-proportioned case size and good build quality. Accuracy is reported as around +5 seconds per day by one owner. However, several sources point to the bracelet and clasp as a weak point, with criticisms including pin-and-collar construction, stamped clasps, and a lack of a convenient diver's extension. Some reviewers also note potential issues with bezel alignment and day/date wheel alignment. On balance, owners and reviewers rate the Seiko Prospex Sea Save the Ocean Special Edition highly for its exceptional dial design and overall value.

Zelos Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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