Which is cheaper, the Christopher Ward C63 Sealander GMT or the Grand Seiko SBGK006?

At MSRP the Christopher Ward C63 Sealander GMT is the cheaper of the two at $1,675, against $22,200 for the Grand Seiko SBGK006 — a $20,525 gap before any retailer discounting.

Which is bigger, the Christopher Ward C63 Sealander GMT or the Grand Seiko SBGK006?

The Christopher Ward C63 Sealander GMT wears larger at 42mm versus 39mm for the Grand Seiko SBGK006 — a 3mm difference across the dial.

Which has better water resistance, the Christopher Ward C63 Sealander GMT or the Grand Seiko SBGK006?

The Christopher Ward C63 Sealander GMT is rated to 150m versus 30m for the Grand Seiko SBGK006.

Which has a longer power reserve, the Christopher Ward C63 Sealander GMT or the Grand Seiko SBGK006?

The Grand Seiko SBGK006 carries a 72-hour power reserve against 56 hours on the Christopher Ward C63 Sealander GMT.

What movement does the Christopher Ward C63 Sealander GMT run compared to the Grand Seiko SBGK006?

The Christopher Ward C63 Sealander GMT runs a automatic caliber (SW330), while the Grand Seiko SBGK006 runs a manual (9S63).

Side by side

Christopher Ward C63 Sealander GMTvsGrand Seiko SBGK006

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

Christopher Ward C63 Sealander GMT

C63-42AGM4-S00B0-B1

MSRP $1,675

Grand Seiko SBGK006

sbgk006j

MSRP $22,200

At a glance

18 of 29 specs differ

Diameter

C63 Sealander GMT42mm

SBGK00639mm

Power Reserve

C63 Sealander GMT56h

SBGK00672h

Water Resistance

C63 Sealander GMT150m

SBGK00630m

MSRP

C63 Sealander GMT$1,675

SBGK006$22,200

Full specifications

Case

9 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

Blue

Black

Lume

SLN X1 BL C1

None

Movement

5 specs

Caliber

SW330

9S63

Type

Automatic

Manual

Beat Rate

4 vph

28,800 vph

Power Reserve

56h

72h

Complications

GMT, Moonphase, Day-date

None

Pricing

1 specs

MSRP

$1,675

$22,200

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