Which is cheaper, the Christopher Ward C63 Sealander Extreme GMT or the Core Timepieces STONED?

At MSRP the Core Timepieces STONED is the cheaper of the two at $549, against $2,075 for the Christopher Ward C63 Sealander Extreme GMT — a $1,526 gap before any retailer discounting.

Which is bigger, the Christopher Ward C63 Sealander Extreme GMT or the Core Timepieces STONED?

The Core Timepieces STONED wears larger at 42mm versus 40mm for the Christopher Ward C63 Sealander Extreme GMT — a 2mm difference across the dial.

Which has better water resistance, the Christopher Ward C63 Sealander Extreme GMT or the Core Timepieces STONED?

The Core Timepieces STONED is rated to 300m versus 150m for the Christopher Ward C63 Sealander Extreme GMT.

What movement does the Christopher Ward C63 Sealander Extreme GMT run compared to the Core Timepieces STONED?

Both watches run automatic movements — the Christopher Ward C63 Sealander Extreme GMT uses the SW330-2 and the Core Timepieces STONED uses the Seiko NH36A.

Side by side

Christopher Ward C63 Sealander Extreme GMTvsCore Timepieces STONED

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

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Christopher Ward C63 Sealander Extreme GMT

C63-41AGM4-S0KK0-B0

MSRP $2,075

Core Timepieces STONED

MSRP $549

Buy from Christopher Ward ↗

Buy used on eBay ↗

Buy from Core Timepieces ↗

Buy used on eBay ↗

At a glance

14 of 29 specs differ

Diameter

C63 Sealander Extreme GMT40mm

STONED42mm

Power Reserve

C63 Sealander Extreme GMT56h

STONED—

Water Resistance

C63 Sealander Extreme GMT150m

STONED300m

MSRP

C63 Sealander Extreme GMT$2,075

STONED$549

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

Black

Malachite Gemstone

Lume

SLN X1 BL / GL

None

Movement

4 specs

Caliber

SW330-2

Seiko NH36A

Beat Rate

4 vph

28,800 vph

Power Reserve

56h

—

Complications

GMT

None

Pricing

1 specs

MSRP

$2,075

—

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