Ratio FreeDiver 200M AutomaticvsSeiko Prospex Sea Save the Ocean Special Edition

FreeDiver 200M Automatic
RatioFreeDiver 200M Automatic

Ref. ratio-freediver-sapphire-stainless-steel-salmon-dial-automatic-rtf046-200m-mens-watch·MSRP $125

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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.

Ratio FreeDiver 200M Automatic at true scale

FreeDiver 200M Automatic

Seiko Prospex Sea Save the Ocean Special Edition at true scale

Prospex Sea Save the Ocean Special Edition

Diameter

43.5mm

43.8mm

Lug-to-Lug

n/a

48.7mm

Thickness

13mm

12.8mm

lowest

Water Resistance

200m

200m

Power Reserve

40h

41h

highest

MSRP

$125

lowest

$650

Movement

Seiko NH35

Seiko 4R35

Case

4 specs
Diameter
43.5mm
43.8mm
Thickness
13mm
12.8mm
Lug-to-Lug
n/a
48.7mm
Lug Width
n/a
22mm

Crystal & Dial

2 specs
AR Coating
n/a
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Seiko NH35
Seiko 4R35
Power Reserve
40h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$125
$650
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Ratio FreeDiver 200M Automatic

Owners widely praise the Ratio FreeDiver 200M Automatic as a great value, with one owner specifically noting its lume is very good. The watch is considered a noticeable step up in general quality compared to other budget brands. One owner purchased an orange variant for around $100. Overall, owners rate the Ratio FreeDiver 200M Automatic highly for its exceptional value at the price point.

Seiko Prospex Sea Save the Ocean Special Edition

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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