Seagull Ocean Series Pro 300m Waterproof Gradient Wave-textured Dial Diving 41mmvsSeiko Prospex Sea
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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 Pro 300m Waterproof Gradient Wave-textured Dial Diving 41mm

Prospex Sea
Diameter
41mm
41.3mm
Lug-to-Lug
47mm
lowest
48.2mm
Thickness
13.5mm
12.5mm
lowest
Water Resistance
300m
300m
Power Reserve
n/a
72h
MSRP
$479
lowest
$1,100
Movement
Seagull ST2130
Seiko 6R55
Case
3 specsCrystal & Dial
2 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Seagull Ocean Series Pro 300m Waterproof Gradient Wave-textured Dial Diving Watch 41mm for its excellent fit, finish, and general quality, comparable to higher-end brands, and the bracelet is noted as particularly nice and flexible. The gradient wave-textured dial is a standout feature, with one owner calling it beautifully finished and another loving its aesthetic. The quick-release spring bars are considered ingenious, and the 316L stainless steel build contributes to its solid diver reputation. One owner purchased the Seagull Ocean Series Pro 300m Waterproof Gradient Wave-textured Dial Diving Watch 41mm for $415 with coupons. On balance, owners rate the Seagull Ocean Series Pro 300m Waterproof Gradient Wave-textured Dial Diving Watch 41mm highly for its impressive build quality and dial finishing at its price point.
Owners and reviewers widely praise the Seiko Prospex Sea for its robust build quality and fair price, with many noting its comfortable silicone strap. Some owners find the watch's size, thickness, and weight to be uncomfortable for smaller wrists, while others consider the size perfect. The consensus is that the Seiko Prospex Sea offers excellent value and build quality for its price.
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