Islander Automatic Diver #ISL-18vsSeiko Prospex Sea PADI 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 Automatic Diver #ISL-18 at true scale

Automatic Diver #ISL-18

Seiko Prospex Sea PADI Special Edition at true scale

Prospex Sea PADI Special Edition

Diameter

43mm

45mm

Lug-to-Lug

46mm

lowest

52.6mm

Thickness

14mm

13.4mm

lowest

Water Resistance

200m

200m

Power Reserve

n/a

70h

MSRP

$369

lowest

$1,200

Movement

Seiko NH36

Seiko 6R35

Case

5 specs
Diameter
43mm
45mm
Thickness
14mm
13.4mm
Lug-to-Lug
46mm
52.6mm
Lug Width
22mm
20mm
Caseback
Engraved screw-in back
n/a

Crystal & Dial

3 specs
Crystal Shape
Double Domed
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 6R35
Power Reserve
0h
70h
Jewels
0
24

Pricing

1 specs
MSRP
$369
$1,200
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Reviews

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

Islander Automatic Diver #ISL-18

Islander Automatic Dive Watch #ISL-18 owners praise its 43mm size, double-domed sapphire crystal with anti-reflective coating, and embossed ceramic bezel. The watch is noted for its quality and weight at its $300 price point, featuring a Seiko NH36 automatic movement with hand-winding and hacking capabilities. On balance, owners rate the Islander Automatic Dive Watch #ISL-18 highly for its robust features and build quality at an accessible price.

Seiko Prospex Sea PADI Special Edition

Owners widely praise the Seiko Prospex Sea PADI Special Edition for its attractive PADI color scheme and dials, with many noting its robust build quality and excellent lume. Reviewers and owners alike highlight the value proposition, with one owner stating the bracelet exceeds expectations for its price point. Some owners find the watch chunky and potentially top-heavy, while others note the lug-to-lug measurement can be long for smaller wrists. One owner reported that the 6R35 movement in their Alpinist was not great, and another warned about the pin and collar system on the bracelet. Overall, owners and reviewers rate the Seiko Prospex Sea PADI Special Edition highly for its distinctive design and value.

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