Which is cheaper, the Christopher Ward C63 Sealander Extreme GMT or the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301?

At MSRP the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 is the cheaper of the two at $399, against $1,850 for the Christopher Ward C63 Sealander Extreme GMT — a $1,451 gap before any retailer discounting.

Which is bigger, the Christopher Ward C63 Sealander Extreme GMT or the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301?

The Christopher Ward C63 Sealander Extreme GMT wears larger at 48mm versus 45mm for the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 — a 3mm difference across the dial.

Which has better water resistance, the Christopher Ward C63 Sealander Extreme GMT or the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301?

The Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 is rated to 200m versus 150m for the Christopher Ward C63 Sealander Extreme GMT.

What movement does the Christopher Ward C63 Sealander Extreme GMT run compared to the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301?

Both watches run automatic movements — the Christopher Ward C63 Sealander Extreme GMT uses the SW330 and the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 uses the Seiko NH36.

Side by side

Christopher Ward C63 Sealander Extreme GMTvsIslander 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.

Christopher Ward C63 Sealander Extreme GMT

C63-41AGM4-S0KK0-NO

MSRP $1,850

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

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

MSRP $399

At a glance

17 of 29 specs differ

Diameter

C63 Sealander Extreme GMT48mm

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

Power Reserve

C63 Sealander Extreme GMT56h

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

Water Resistance

C63 Sealander Extreme GMT150m

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

MSRP

C63 Sealander Extreme GMT$1,850

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

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Double Domed

Dial Color

Black

—

Indices

Applied

—

Lume

SLN X1 BL / GL

None

Movement

5 specs

Caliber

SW330

Seiko NH36

Beat Rate

4 vph

0 vph

Power Reserve

56h

Jewels

Complications

GMT, Moonphase, Day-date

None

Pricing

1 specs

MSRP

$1,850

$399

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