Seiko Prospex SeavsWISE ADX 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.

Prospex Sea

ADX GMT
Diameter
41mm
40mm
Lug-to-Lug
46.9mm
n/a
Thickness
12.3mm
n/a
Water Resistance
200m
200m
Power Reserve
70h
highest
42h
MSRP
$900
lowest
$1,020
Movement
Seiko 6R35
Miyota 9075
Case
4 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Seiko Prospex Sea for its value and robust build, with many highlighting its excellent lume and attractive design. Some owners find the 41mm case size perfect, while others with smaller wrists consider it too large, thick, and heavy. The stock rubber strap is noted as uncomfortable for land wear by one owner. Overall, owners rate the Seiko Prospex Sea highly for its design and value at the price point.
The bidirectional ceramic bezel action is a functional highlight, and the 904L steel construction is a strong point. The bracelet finishing is noted as a potential weakness compared to higher-end alternatives.
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