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Home/Browse/Seiko/Prospex Sea Save the Ocean Special Edition
Seiko Prospex Sea Save the Ocean Special Edition
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Seiko Prospex Sea Save the Ocean Special Edition

Diver

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its attractive, unique, and textured dials, often described as having a "Grand Seiko feel" at a more accessible price point, with specific mentions of wave patterns, lagoon hues, and manta ray motifs. Owners appreciate the smooth bezel operation and satisfactory lume. Accuracy figures vary, with one owner reporting +5 seconds per day, while another notes a range from +1/+2 to about -6 seconds per day. The 6R35 movement offers a 70-hour power reserve, and some models feature sapphire crystals. Criticisms include a desire for exhibition casebacks and concerns about the quality and security of the stamped metal clasps and bracelets, which are frequently described as rattly or underwhelming, though this is noted as a common Seiko trait. Some owners are split on the number of Save the Ocean variations and dislike the cyclops magnifier.

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Prospex Sea The Black Series
1 Variant
Lume:LumiBrite on hands, index(es) and bezel
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Retail MSRP
$625
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Alternatives
Case
45mm
Power Reserve
41h
Movement
Automatic
Water Resistance
200m
Crystal
Sapphire + AR
01

Case Dimensions

Diameter45mm
Thickness13.2mm
Lug-to-Lug47.7mm
Lug Width22mm
02

Case Build

MaterialStainless Steel
Water Resistance200m
03

Crystal & Dial

CrystalSapphire
AR CoatingAnti-reflective coating on inner surface
LumeLumiBrite on hands, index(es) and bezel
04

Movement

Caliber
Seiko 4R36
TypeAutomatic
Beat Rate—
Power Reserve41 hours
Jewels24
HackingNo
Hand-WindingNo
ComplicationsTime only
05

Design Language

Dial styleTextured
BezelRotating (dive)
Bracelet / strapRubber strap
HandsBaton
AI-detected from product image · 5/22/2026
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