Islander Red October V2 Diver with Radiant Blue DialvsSeiko 5KX

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Islander Red October V2 Diver with Radiant Blue Dial at true scale

Red October V2 Diver with Radiant Blue Dial

Seiko 5KX at true scale

5KX

Diameter

42mm

42.5mm

Lug-to-Lug

n/a

46mm

Thickness

14mm

13.4mm

lowest

Water Resistance

200m

highest

100m

Power Reserve

n/a

41h

MSRP

$349

lowest

$350

Movement

Seiko NH38

Seiko 4R36

Case

5 specs
Diameter
42mm
42.5mm
Thickness
14mm
13.4mm
Lug-to-Lug
n/a
46mm
Water Resistance
200m
100m
Caseback
Screw-down
n/a

Crystal & Dial

5 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Domed
n/a
AR Coating
Underside
n/a
Dial Color
n/a
Blue
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Seiko NH38
Seiko 4R36
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$349
$350
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Islander Red October V2 Diver with Radiant Blue Dial

Owners widely praise the Islander Red October V2 Dive Watch with Radiant Blue Dial #ISL-323 for its exceptional value and top-notch quality, with many calling it a beautiful watch offering a stunning dial and a unique embossed pattern of great white shark heads. Reviewers and owners alike highlight the watch's impressive specifications for its price point and the ease with which the bracelet can be sized. Some owners note that the circle/triangle logo is a point of contention, while others appreciate the nautical rope detail on the dial. Overall, owners rate the Islander Red October V2 Dive Watch with Radiant Blue Dial #ISL-323 highly for its impressive build quality and distinctive dial design at an accessible price.

Seiko 5KX

Owners widely praise the Seiko 5KX for its strong lume and value, with many reporting accuracy within +/-5 to 10 seconds per day, though some experience +/-1 second. The 42.5mm case is noted to wear smaller, and the watch offers a comfortable feel for many. Some owners are split on the bracelet quality, with opinions ranging from "cheaper side" with hollow links to "flimsy-feeling" jubilee. A few quality control issues have been reported, including a failed bezel clickspring and misaligned components. The Seiko 5KX is seen by some as a worthy successor to the original SKX, offering an upgraded movement with hacking and hand-winding capabilities, though others lament the loss of ISO certification and a screw-down crown. Overall, owners rate the Seiko 5KX highly for its excellent lume and value proposition, making it a popular choice for everyday wear.

Similar watches

Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.

DiscussionNot started

Also compared

Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.