Islander Bayport Automatic Dive WatchvsRevelot Hexmariner 39 Marble Carbon Black

Ref. islander-bayport-automatic-dive-watch-with-silver-white-wave-dial-isl-313·MSRP $349

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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.

Bayport Automatic Dive Watch

Hexmariner 39 Marble Carbon Black
Diameter
40mm
39mm
Lug-to-Lug
40mm
n/a
Thickness
13.5mm
n/a
Water Resistance
200m
200m
Power Reserve
n/a
41h
MSRP
$349
lowest
$475
Movement
Seiko NH35
Seiko NH35
Case
5 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Islander Bayport Automatic Dive Watch for its versatile 40mm case size and retro styling, featuring a unique grey dial with a framed date window and a pie pan design. Reviewers and owners alike highlight the watch's well-executed finishing with chamfered edges, a tight 120-click bezel, and the reliable Seiko NH35 automatic movement. Accuracy reports vary, with some owners seeing between -3 and +6 seconds per day, while others note that the NH36 movement in comparable models can be regulated to achieve near-zero daily deviation. Overall, owners and reviewers consider the Islander Bayport Automatic Dive Watch an exceptional value proposition for the brand.
Owners widely praise the Revelot Hexmariner 39 Marble Carbon Black for its unique design and well-balanced weight, with one owner finding themselves constantly wearing and admiring it. The Seiko NH35 movement performs as expected. One owner notes the bracelet is disappointing, suggesting it is an area where costs were cut. On balance, owners rate the Revelot Hexmariner 39 Marble Carbon Black highly for its attractive design and wearability.
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