Certina DS Action Diver 43mm Powermatic 80vsSeagull Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving Watch 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.

DS Action Diver 43mm Powermatic 80

Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving Watch 44mm
Diameter
43mm
44mm
Lug-to-Lug
45.0mm
lowest
50.4mm
Thickness
13.2mm
lowest
13.6mm
Water Resistance
300m
300m
Power Reserve
80h
n/a
MSRP
$1,045
$659
lowest
Movement
POWERMATIC 80.611
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 Certina DS Action Diver 43mm Powermatic 80 is widely praised for its exceptional value, robust build quality, and sporty character, with owners highlighting its striking sunburst blue dial and precise bezel alignment. Some reviewers note the 43mm size and NATO strap can make it thick for under-cuff wear, and one owner found the end links did not perfectly match the case. Accuracy figures vary, with one report of 3-6 seconds per day and another of +45 seconds over 47 days. Overall, owners and reviewers consider the Certina DS Action Diver 43mm Powermatic 80 an excellently priced and well-built tool watch that offers significant value for its price.
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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