Bremont Supermarine 500MvsSeagull Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving 44mm

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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.

Supermarine 500M

Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving 44mm
Diameter
43mm
44mm
Lug-to-Lug
n/a
50.4mm
Thickness
13mm
lowest
13.6mm
Water Resistance
500m
highest
300m
MSRP
$4,700
$641
lowest
Movement
Bremont BE-92AE
Seagull ST2130
Case
5 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Bremont Supermarine 500M's stunning design, luxurious appearance, and excellent lume. Reviewers note its updated, legible dial and scratch-resistant hardened steel case with anti-reflective coating. Some owners find the 43mm case substantial, and one reviewer questions the long-term water resistance of its three-piece case construction. Criticisms include a second hand that can be hard to see in low light and bezel markings that could be more prominent, with one owner noting the lack of a dive suit extension on the bracelet. Overall, owners and reviewers rate the Bremont Supermarine 500M highly for its rugged refinement and competitive pricing against more expensive brands.
Owners widely praise the Seagull Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving Watch 44mm for its excellent build quality and finishing, noting smooth bezel and crown action, perfectly aligned markings, and outstanding hands and markers. The metallic wave pattern and blue to black gradient sunburst dial are frequently highlighted as beautiful and appealing features. One owner reports accuracy of +5 seconds per day. The watch's 44mm size is noted as a quirk, and one owner questions its price relative to alternatives, though another found it to be a good value at $150. Overall, owners rate the Seagull Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving Watch 44mm highly for its striking dial and excellent finishing at its price point.
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