Islander Black Dial Automatic Diver with DLC CasevsSeiko 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.

Islander Black Dial Automatic Diver with DLC Case at true scale

Black Dial Automatic Diver with DLC Case

Seiko Prospex Sea Save the Ocean Special Edition at true scale

Prospex Sea Save the Ocean Special Edition

Diameter

43mm

45mm

Lug-to-Lug

46mm

lowest

47.7mm

Thickness

14mm

13.2mm

lowest

Water Resistance

200m

200m

Power Reserve

n/a

41h

MSRP

$429

lowest

$625

Movement

Seiko NH36

Seiko 4R36

Case

4 specs
Diameter
43mm
45mm
Thickness
14mm
13.2mm
Lug-to-Lug
46mm
47.7mm
Caseback
Engraved screw-in back
n/a

Crystal & Dial

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

Movement

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

Pricing

1 specs
MSRP
$429
$625
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Reviews

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

Islander Black Dial Automatic Diver with DLC Case

Owners widely report good value for the money in the Islander Black Dial Automatic Dive Watch with DLC Case #ISL-34, with some finding its case, crystal, and bracelet quality superior to similarly priced non-Prospex Seiko models. Some owners note a lack of "wow" factor and bracelet rattle in competing models. Overall, owners rate the Islander Black Dial Automatic Dive Watch with DLC Case #ISL-34 highly for its build quality and value proposition.

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.

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