Side by side

Oris Divers Sixty‑Five DatevsSeiko 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.

At a glance

16 of 29 specs differ
Diameter
Divers Sixty‑Five Date40mm
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition40mm
Power Reserve
Divers Sixty‑Five Date41 hoursh
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition72h
Water Resistance
Divers Sixty‑Five Date100m
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition300m
MSRP
Divers Sixty‑Five Date$2,850
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition$1,400

Full specifications

Case

5 specs
Thickness
13mm
Lug-to-Lug
46.4mm
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Curved
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
Green
Black
Indices
Applied
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
733-1
6R55
Beat Rate
4 vph
28,800 vph
Power Reserve
41 hoursh
72h
Jewels
26
24
Complications
Date
None

Pricing

1 specs
MSRP
$2,850
$1,400

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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.

Oris Divers Sixty‑Five Date

Owners praise the Oris Divers Sixty‑Five Date for its fun color variations, comfortable strap, and slim, wearable case size. One owner notes the bezel has zero grip despite minimal backplay and perfect alignment. However, one owner experienced significant issues including the watch stopping under warranty, bracelet pin failures leading to a lost link, and internal moisture and corrosion appearing two years after a service.

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.

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