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Seiko Prospex SeavsSeiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition

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

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 widely praise the Seiko Prospex Sea for its excellent value, solid build, and comfortable wearability, with specific mentions of its matte black dial, excellent lume, and cushion case that wears smaller than its dimensions suggest. The 4R36 movement is noted for hacking and hand-winding capabilities, and the bezel action is described as smooth and precise. Some owners find the watch to be a legitimate tool with a fair price, while others describe it as big, thick, and heavy, uncomfortable for smaller wrists, though this is subjective as one owner found the size perfect. The solar quartz movement is also highlighted as a collection-worthy feature. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional value and comfortable, classic design.

Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition

The Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition is praised for its compact 40mm case and the new Caliber 6R55 movement offering a 72-hour power reserve. Owners and reviewers highlight the stunning dials as a strong suit for Seiko. However, the 6R movement's accuracy is a point of disappointment for some, who wish for improvements closer to other movements, though others accept it given the excellent overall package. Press images suggest the bracelet end links may appear disjointed. Overall, owners and reviewers rate the Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition well, with the stunning dials and improved power reserve being the biggest reasons.

At a glance

6 of 29 specs differ
Diameter
Prospex Sea42mm
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition40mm
Power Reserve
Prospex Sea72h
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition72h
Water Resistance
Prospex Sea300m
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition300m
MSRP
Prospex Sea
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition$1,400

Full specifications

Case

3 specs
Diameter
42mm
40mm
Thickness
13.3mm
13mm
Lug-to-Lug
48.6mm
46.4mm

Crystal & Dial

1 specs
Crystal Shape
Curved

Movement

1 specs
Caliber
6R54
6R55

Pricing

1 specs
MSRP
$1,400
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