Which is cheaper, the Christopher Ward C63 Sealander Extreme GMT or the Henry Archer Kvantum?

At MSRP the Christopher Ward C63 Sealander Extreme GMT is the cheaper of the two at $2,075, against $2,199 for the Henry Archer Kvantum — a $124 gap before any retailer discounting.

Which is bigger, the Christopher Ward C63 Sealander Extreme GMT or the Henry Archer Kvantum?

The Henry Archer Kvantum wears larger at 41mm versus 40mm for the Christopher Ward C63 Sealander Extreme GMT — a 1mm difference across the dial.

Which has better water resistance, the Christopher Ward C63 Sealander Extreme GMT or the Henry Archer Kvantum?

The Christopher Ward C63 Sealander Extreme GMT is rated to 150m versus 50m for the Henry Archer Kvantum.

Which has a longer power reserve, the Christopher Ward C63 Sealander Extreme GMT or the Henry Archer Kvantum?

The Christopher Ward C63 Sealander Extreme GMT carries a 56-hour power reserve against 40 hours on the Henry Archer Kvantum.

What movement does the Christopher Ward C63 Sealander Extreme GMT run compared to the Henry Archer Kvantum?

The Christopher Ward C63 Sealander Extreme GMT runs a automatic caliber (SW330-2), while the Henry Archer Kvantum runs a quartz (Seiko VK64).

Side by side

Christopher Ward C63 Sealander Extreme GMTvsHenry Archer Kvantum

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-B0

MSRP $2,075

Henry Archer Kvantum

5744002550563

MSRP $2,199

At a glance

14 of 29 specs differ

Diameter

C63 Sealander Extreme GMT40mm

Kvantum41mm

Power Reserve

C63 Sealander Extreme GMT56h

Kvantum40h

Water Resistance

C63 Sealander Extreme GMT150m

Kvantum50m

MSRP

C63 Sealander Extreme GMT$2,075

Kvantum$2,199

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Black

Tan

Lume

SLN X1 BL / GL

None

Movement

5 specs

Caliber

SW330-2

Seiko VK64

Type

Automatic

Quartz

Beat Rate

4 vph

28,800 vph

Power Reserve

56h

40h

Complications

GMT

None

Pricing

1 specs

MSRP

$2,075

$2,199

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