Seiko Prospex Sea Save the Ocean Special EditionvsTornek-Rayville TR Type 7B Blakjak

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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

Tornek-Rayville TR Type 7B Blakjak at true scale

TR Type 7B Blakjak

Diameter

45mm

42.5mm

Lug-to-Lug

47.7mm

lowest

49mm

Thickness

13.2mm

13.2mm

Water Resistance

200m

200m

Power Reserve

41h

42h

highest

MSRP

$625

lowest

$895

Movement

Seiko 4R36

Seiko NH36

Case

2 specs
Diameter
45mm
42.5mm
Lug-to-Lug
47.7mm
49mm

Crystal & Dial

2 specs
AR Coating
Anti-reflective coating on inner surface
Yes
Lume
LumiBrite on hands, index(es) and bezel
Superluminova

Movement

3 specs
Caliber
Seiko 4R36
Seiko NH36
Power Reserve
41h
42h
Jewels
24
0

Pricing

1 specs
MSRP
$625
$895
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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.

Tornek-Rayville TR Type 7B Blakjak

The Tornek-Rayville TR Type 7B Blakjak is praised as a "killer piece" by owners, with its 42.5mm stainless steel case, DLC-coated bezel, and matte black dial featuring 12- and 24-hour scales. It is equipped with a reliable Seiko NH36 automatic movement and offers 200m water resistance. On balance, owners and reviewers rate the Tornek-Rayville TR Type 7B Blakjak highly for its robust military-inspired design and value.

From video reviewers

The watch's military-inspired dial and caseback markings are a strong point. The 45mm case size is a weakness.

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