Side by side

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

Q: Which is cheaper, the Core Timepieces The River Watch or the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50?

At MSRP the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 is the cheaper of the two at $399, against $540 for the Core Timepieces The River Watch — a $141 gap before any retailer discounting.

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

The Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 wears larger at 43mm versus 42mm for the Core Timepieces The River Watch — a 1mm difference across the dial.

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

The Core Timepieces The River Watch 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 Core Timepieces The River Watch run compared to the Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50?

Both watches run automatic movements — the Core Timepieces The River Watch uses the Seiko NH34A and 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.

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

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Core Timepieces The River Watch

MSRP $540

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

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Buy from Islander ↗

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At a glance

17 of 29 specs differ

Diameter

The River Watch42mm

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

Power Reserve

The River Watch—

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

Water Resistance

The River Watch300m

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

MSRP

The River Watch$540

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

Full specifications

Case

9 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

—

Indices

Applied

—

Movement

4 specs

Caliber

Seiko NH34A

Seiko NH36

Beat Rate

28,800 vph

0 vph

Power Reserve

—

Jewels

Pricing

1 specs

MSRP

—

$399

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—Used

Vesuviate Watchesmicro

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

At a glance

Full specifications

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