What movement does the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 run compared to the Seiko Presage Sharp Edged Series?

Both watches run automatic movements — the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 uses the Seiko NH35 and the Seiko Presage Sharp Edged Series uses the 6R21.

Side by side

Islander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsSeiko Presage Sharp Edged Series

Q: Which is cheaper, the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 or the Seiko Presage Sharp Edged Series?

At MSRP the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 is the cheaper of the two at $399, against $1,100 for the Seiko Presage Sharp Edged Series — a $701 gap before any retailer discounting.

Q: Which is bigger, the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 or the Seiko Presage Sharp Edged Series?

The Seiko Presage Sharp Edged Series wears larger at 40.2mm versus 40mm for the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 — a 0.2mm difference across the dial.

Q: Which has better water resistance, the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 or the Seiko Presage Sharp Edged Series?

The Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 is rated to 200m versus 10m for the Seiko Presage Sharp Edged Series.

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Islander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311

islander-bayport-automatic-dive-watch-with-blue-wave-dial-isl-311

MSRP $399

Seiko Presage Sharp Edged Series

spb307j1

MSRP $1,100

At a glance

15 of 29 specs differ

Diameter

Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm

Presage Sharp Edged Series40.2mm

Power Reserve

Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—

Presage Sharp Edged Series45h

Water Resistance

Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m

Presage Sharp Edged Series100m

MSRP

Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399

Presage Sharp Edged Series$1,100

Full specifications

Case

6 specs

Crystal & Dial

4 specs

AR Coating

Yes

Anti-reflective coating on inner surface

Dial Color

—

Black

Indices

—

Applied

Lume

None

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Seiko NH35

6R21

Beat Rate

0 vph

28,800 vph

Power Reserve

45h

Jewels

Pricing

1 specs

MSRP

$399

$1,100

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