Seiko Prospex SeavsTimefactors Voyager 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

Voyager GMT
Diameter
43.8mm
42.5mm
Lug-to-Lug
48.7mm
lowest
52mm
Thickness
12.8mm
lowest
14.5mm
Water Resistance
200m
300m
highest
Power Reserve
41h
n/a
MSRP
$625
lowest
$1,174
Movement
Seiko 4R35
ETA 2893-2
Case
4 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Seiko Prospex Sea is widely praised for its excellent value as a sport watch, with owners highlighting its comfortable wearability and generous lume. Reviewers note its solid build quality and attractive design, with some specifically mentioning the matte black dial as a strong point. One owner reports accuracy around +1 to +2 seconds per day. The 43.8mm case size is considered substantial by some, and one owner found the watch heavy and thick, regretting not choosing a different variant. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its blend of classic design and modern utility at an accessible price point.
Owners widely praise the Timefactors Voyager GMT for its vintage dial design and jubilee-style bracelet. One owner notes the 42.5mm case, despite a 15mm thickness, is surprisingly wearable on a 6.75-inch wrist. Accuracy is reported as perfect by one owner. However, some find the 15mm thickness excessive for their wrists, and one commenter considers the lack of a date window a deal-breaker. Overall, owners rate the Timefactors Voyager GMT highly for its vintage aesthetic and bracelet, with wearability being a point of discussion due to its thickness.
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