Side by side

Islander Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50vsSpinnaker Dumas GMT

Q: Which is bigger, the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 or the Spinnaker Dumas GMT?

The Spinnaker Dumas GMT wears larger at 44mm versus 43mm for the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 — a 1mm difference across the dial.

Q: Which has better water resistance, the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 or the Spinnaker Dumas GMT?

The Spinnaker Dumas GMT is rated to 300m versus 200m for the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50.

Q: What movement does the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 run compared to the Spinnaker Dumas GMT?

Both watches run automatic movements — the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 uses the Seiko NH36 and the Spinnaker Dumas GMT uses the Seiko NH34A.

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

Islander Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50

islander-43mm-automatic-dual-time-watch-with-solid-link-bracelet-ar-sapphire-cry

MSRP $399

Spinnaker Dumas GMT

dumas-gmt-automatic-ocean-blue-sp-5119-55

MSRP $399

At a glance

14 of 29 specs differ

Diameter

Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-5043mm

Dumas GMT44mm

Power Reserve

Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50—

Dumas GMT40h

Water Resistance

Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50200m

Dumas GMT300m

MSRP

Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50$399

Dumas GMT$399

Full specifications

Case

7 specs

Diameter

43mm

44mm

Thickness

14mm

15mm

Lug-to-Lug

46mm

48mm

Material

Stainless Steel

316L Stainless Steel

Finish

—

Brushed and polished

Water Resistance

200m

300m

Caseback

Engraved screw-in back

Solid

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

—

Blue

Indices

—

Applied

Movement

4 specs

Caliber

Seiko NH36

Seiko NH34A

Beat Rate

0 vph

28,800 vph

Power Reserve

40h

Jewels

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