Oceanica Watch Co. MakovsSeiko Prospex Sea Save the Ocean Special Edition
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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.

Mako

Prospex Sea Save the Ocean Special Edition
Diameter
41mm
43.8mm
Lug-to-Lug
47mm
lowest
48.7mm
Thickness
13mm
12.8mm
lowest
Water Resistance
200m
200m
Power Reserve
n/a
41h
MSRP
$320
lowest
$650
Movement
Seiko NH35
Seiko 4R35
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.
Owners widely praise the Oceanica Watch Co. Mako for its exceptional value and specifications, specifically noting the sapphire crystal, ceramic bezel, solid bracelet, and strong lume. The Seiko NH35 movement is present, though one owner reports typical timing fluctuations. The design is described as somewhat generic by one forum member. On balance, owners rate the Oceanica Watch Co. Mako highly for its impressive feature set and value proposition.
The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its exceptional and beautiful dial designs, featuring wave patterns, gradient blues, and marine animal motifs that evoke the ocean, with many considering them among the best in their price range. Owners also note satisfactory lume, smooth bezel operation, and comfortable wearability, with some finding the 43.8mm case size and 13mm thickness to be well-balanced for daily wear. However, multiple sources criticize the bracelet clasp as flimsy, rattly, or underwhelming, and one owner reported returning the watch due to this. Some owners also note imperfect day/date wheel alignment as a common issue in this price segment. On balance, owners and reviewers rate the Seiko Prospex Sea Save the Ocean Special Edition highly for its stunning dial artistry and overall value.
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