Out of Order DiverissimovsSeiko Prospex Sea 1968 Heritage Diver's GMT
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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.

Diverissimo

Prospex Sea 1968 Heritage Diver's GMT
Diameter
42mm
42mm
Lug-to-Lug
49mm
48.6mm
lowest
Thickness
12.5mm
lowest
12.9mm
Water Resistance
200m
200m
Power Reserve
42h
72h
highest
MSRP
n/a
$1,500
Movement
Miyota 9015
Seiko 6R54
Case
2 specsCrystal & Dial
3 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 Out of Order Diverissimo for its spirited design, unique distressed aesthetic, and substantial feel, noting its fun, oil-slick case coloration. The watch is considered to offer solid value and a comfortable wearing experience. On balance, owners and reviewers rate the Out of Order Diverissimo highly for its distinctive looks and perceived durability.
The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and value, with owners noting its comfortable wearability and attractive aesthetic, particularly the silver/white sunray dial and blue ceramic bezel. The improved bracelet clasp with excellent micro-adjustment is a recurring positive point. Some owners report accuracy figures of +3 seconds per day or +/- 5 seconds per day, exceeding the movement's stated range. However, the GMT functionality is considered secondary to its dive watch capabilities by some, with the GMT scale being difficult to read and the caller-style GMT movement being a drawback for certain users. The dial contrast is also noted as lacking by some, and the crown at 4 o'clock is undesirable for a few. On balance, owners and reviewers rate the Seiko Prospex Sea 1968 Heritage Diver's GMT highly for its blend of dive watch character and GMT functionality, offering significant features for its price.
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