Side by side

Islander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316vsLum-Tec RPM

Q: Which is cheaper, the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 or the Lum-Tec RPM?

At MSRP the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 is the cheaper of the two at $379, against $495 for the Lum-Tec RPM — a $116 gap before any retailer discounting.

Q: Which is bigger, the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 or the Lum-Tec RPM?

The Lum-Tec RPM wears larger at 43mm versus 40mm for the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 — a 3mm difference across the dial.

Q: Which has better water resistance, the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 or the Lum-Tec RPM?

The Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 is rated to 200m versus 50m for the Lum-Tec RPM.

Q: What movement does the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 run compared to the Lum-Tec RPM?

The Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 runs a automatic caliber (Seiko NH34), while the Lum-Tec RPM runs a quartz.

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

Islander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316

islander-calabro-gmt-world-time-automatic-watch-with-anthracite-dial-isl-316

MSRP $379

Lum-Tec RPM

rpm-3

MSRP $495

At a glance

17 of 29 specs differ

Diameter

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm

RPM43mm

Power Reserve

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316—

RPM40h

Water Resistance

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m

RPM50m

MSRP

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379

RPM$495

Full specifications

Case

8 specs

Crystal & Dial

3 specs

AR Coating

Underside

Inner

Dial Color

—

RPM 3

Indices

—

Applied

Movement

5 specs

Caliber

Seiko NH34

—

Type

Automatic

Quartz

Beat Rate

0 vph

28,800 vph

Power Reserve

40h

Jewels

Pricing

1 specs

MSRP

$379

$495

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