Seiko Prospex Sea Save the Ocean Special EditionvsTSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue

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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.

Seiko Prospex Sea Save the Ocean Special Edition at true scale

Prospex Sea Save the Ocean Special Edition

TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue at true scale

Bronze Torsk-Diver Pro Midnight Blue

Diameter

45mm

43mm

Lug-to-Lug

47.7mm

lowest

50mm

Thickness

13.2mm

lowest

13.6mm

Water Resistance

200m

200m

Power Reserve

41h

highest

40h

MSRP

$625

lowest

$899

Movement

Seiko 4R36

TSAO Baltimore MD-1

Case

4 specs
Diameter
45mm
43mm
Thickness
13.2mm
13.6mm
Lug-to-Lug
47.7mm
50mm
Material
Stainless Steel
Bronze

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko 4R36
TSAO Baltimore MD-1
Power Reserve
41h
40h
Jewels
24
0

Pricing

1 specs
MSRP
$625
$899
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Reviews

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

Seiko Prospex Sea Save the Ocean Special Edition

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its exceptional and unique dial designs, often described as a highlight with wave patterns, lagoon hues, or even manta rays, offering a "Grand Seiko feel" at a regular Seiko price. Owners and reviewers consistently note the attractive color combinations and textured appearances, making it a standout feature. The watch is generally considered solidly built and good value, with satisfactory lume and smooth bezel operation. However, the bracelet and clasp are frequently criticized as underwhelming, rattly, and lacking a convenient diver's extension, a common complaint across several Seiko models. Some owners also express a desire for exhibition casebacks or note potential quality control issues such as misaligned bezels or day/date wheels. Overall, owners and reviewers rate the Seiko Prospex Sea Save the Ocean Special Edition highly for its visually striking and unique dial designs at an accessible price point.

TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue

Owners widely report the TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue is comfortable and good-looking, with one owner appreciating the improved feel, heft, and overall quality. Reviewers note the 43mm case wears well due to its arcing profile and 13.6mm thickness, and praise the textured dial with bright, even lume and a lumed sapphire bezel insert. The MD-1 automatic movement is regulated to -/+8 seconds per day, and the watch is priced at $899, though one owner found it for $460. One reviewer flags the bezel tension as tight and the date aperture's cutout edges as inelegant up close. Overall, owners and reviewers rate the TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue highly for its comfortable wearability and appealing aesthetics at its price point.

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