Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited EditionvsSugess Seestern DOX05 V4
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

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

Seestern DOX05 V4
Diameter
40mm
42mm
Lug-to-Lug
46.4mm
n/a
Thickness
13mm
n/a
Water Resistance
300m
highest
200m
Power Reserve
72h
n/a
MSRP
$1,400
$190
lowest
Movement
Seiko 6R55
Automatic
Case
5 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners and reviewers praise the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition for its compact 40mm case and improved 300-meter water resistance. The new Caliber 6R55 movement offers a 72-hour power reserve, though some owners express disappointment with its accuracy compared to ETA movements, while others accept it given Seiko's strong dial design. Press images show a disjointed fit on the bracelet's end links. Overall, owners and reviewers rate the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition highly for its design and wearability, despite some reservations about the movement's accuracy.
Owners widely praise the Sugess Seestern DOX05 V4 for its excellent value, often citing its crisp bezel action and good finishing for its price point. Some owners prefer the Seestern branding over Sugess, noting the former's superior logo font and signed clasp. The community is split on dial and bezel color preferences, with some expressing interest in lume dials or specific color combinations. Overall, owners rate the Sugess Seestern DOX05 V4 highly for its impressive finishing and value proposition in the budget dive watch segment.
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