Which is cheaper, the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 or the Tissot Seastar 1000 Powermatic 80 GMT?

At MSRP the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 is the cheaper of the two at $399, against $1,375 for the Tissot Seastar 1000 Powermatic 80 GMT — a $976 gap before any retailer discounting.

Which is bigger, the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 or the Tissot Seastar 1000 Powermatic 80 GMT?

The Tissot Seastar 1000 Powermatic 80 GMT wears larger at 46mm versus 45mm for the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 — a 1mm difference across the dial.

What movement does the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 run compared to the Tissot Seastar 1000 Powermatic 80 GMT?

Both watches run automatic movements — the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 uses the Seiko NH36 and the Tissot Seastar 1000 Powermatic 80 GMT uses the Powermatic 80.

Side by side

Islander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301vsTissot Seastar 1000 Powermatic 80 GMT

Q: Which has better water resistance, the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 or the Tissot Seastar 1000 Powermatic 80 GMT?

The Tissot Seastar 1000 Powermatic 80 GMT is rated to 300m versus 200m for the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301.

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

Islander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301

islander-automatic-turtle-dive-watch-with-blue-dial-isl-301

MSRP $399

Tissot Seastar 1000 Powermatic 80 GMT

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MSRP $1,375

At a glance

17 of 29 specs differ

Diameter

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-30145mm

Seastar 1000 Powermatic 80 GMT46mm

Power Reserve

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301—

Seastar 1000 Powermatic 80 GMT80h

Water Resistance

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301200m

Seastar 1000 Powermatic 80 GMT300m

MSRP

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301$399

Seastar 1000 Powermatic 80 GMT$1,375

Full specifications

Case

7 specs

Crystal & Dial

5 specs

Crystal Shape

Double Domed

Domed

AR Coating

Underside

Yes

Dial Color

—

Black

Indices

—

Indexes

Lume

None

Super-LumiNova ®

Movement

4 specs

Caliber

Seiko NH36

Powermatic 80

Beat Rate

0 vph

28,800 vph

Power Reserve

80h

Jewels

Pricing

1 specs

MSRP

$399

$1,375

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