Side by side

Seiko Prospex Sea Save the Ocean Special EditionvsWren Diver One Aqua

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

Diver One Aqua
WrenDiver One Aqua
MSRP $965
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 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.

Wren Diver One Aqua

The sandwich dial with box crystal delivers a distinct vintage aesthetic that stands out at the price point. The flat-link bracelet completes the classic diver design. Reviewers noted the bezel action as a notable comparison point against competitors.

At a glance

12 of 29 specs differ
Diameter
Prospex Sea Save the Ocean Special Edition45mm
Diver One Aqua41mm
Power Reserve
Prospex Sea Save the Ocean Special Edition41h
Diver One Aqua38h
Water Resistance
Prospex Sea Save the Ocean Special Edition200m
Diver One Aqua200m
MSRP
Prospex Sea Save the Ocean Special Edition$625
Diver One Aqua$965

Full specifications

Case

6 specs
Category
Diver
Diameter
45mm
41mm
Thickness
13.2mm
13.3mm
Lug-to-Lug
47.7mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
PVD coated retaining steel color for scratch resistant

Crystal & Dial

2 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
4R36
Sellita SW200-1
Power Reserve
41h
38h
Jewels
24
25

Pricing

1 specs
MSRP
$625
$965
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