Cestrian Ocean Series GMTvsSeagull Ocean Series Pro 300m Waterproof Diving 44mm
Ref. cestrian-ocean-series-black-dial-silicone-strap-automatic-gmt-mens-watch·MSRP $262
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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.
Ocean Series GMT

Ocean Series Pro 300m Waterproof Diving 44mm
Diameter
42mm
44mm
Lug-to-Lug
48.5mm
lowest
51mm
Thickness
13.9mm
13.5mm
lowest
Water Resistance
200m
300m
highest
Power Reserve
42h
n/a
MSRP
$262
lowest
$633
Movement
Seiko NH34
Seagull ST2130
Case
4 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Cestrian Ocean Series GMT is priced around 220 euros, a figure noted as only slightly higher than comparable NH34-powered watches available elsewhere. Owners express satisfaction with the value proposition of Cestrian watches at their price point. On balance, owners rate the Cestrian Ocean Series GMT highly for its competitive pricing within the NH34-powered watch market.
Owners praise the quick-release spring bars on the Seagull Ocean Series Pro 300m Waterproof Diving Watch 44mm for simplifying strap changes. The 44mm case is noted as large, though one owner found it fit their wrist well, and the 60-click unidirectional bezel is a familiar feature. Fit, finish, and general quality are considered comparable to a Movado Series 800. On balance, owners rate the Seagull Ocean Series Pro 300m Waterproof Diving Watch 44mm positively for its thoughtful features and build quality at its price point.
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