Which is cheaper, the Christopher Ward C63 Sealander Extreme GMT or the Sartory Billard SB04-E?

At MSRP the Christopher Ward C63 Sealander Extreme GMT is the cheaper of the two at $2,075, against $3,100 for the Sartory Billard SB04-E — a $1,025 gap before any retailer discounting.

Which is bigger, the Christopher Ward C63 Sealander Extreme GMT or the Sartory Billard SB04-E?

The Christopher Ward C63 Sealander Extreme GMT wears larger at 40mm versus 39.5mm for the Sartory Billard SB04-E — a 0.5mm difference across the dial.

Which has better water resistance, the Christopher Ward C63 Sealander Extreme GMT or the Sartory Billard SB04-E?

The Christopher Ward C63 Sealander Extreme GMT is rated to 150m versus 100m for the Sartory Billard SB04-E.

Which has a longer power reserve, the Christopher Ward C63 Sealander Extreme GMT or the Sartory Billard SB04-E?

The Sartory Billard SB04-E carries a 68-hour power reserve against 56 hours on the Christopher Ward C63 Sealander Extreme GMT.

What movement does the Christopher Ward C63 Sealander Extreme GMT run compared to the Sartory Billard SB04-E?

Both watches run automatic movements — the Christopher Ward C63 Sealander Extreme GMT uses the SW330-2 and the Sartory Billard SB04-E uses the LJP G101ET.

Side by side

Christopher Ward C63 Sealander Extreme GMTvsSartory Billard SB04-E

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

Sartory Billard SB04-E

MSRP $3,100

At a glance

14 of 29 specs differ

Diameter

C63 Sealander Extreme GMT40mm

SB04-E39.5mm

Power Reserve

C63 Sealander Extreme GMT56h

SB04-E68h

Water Resistance

C63 Sealander Extreme GMT150m

SB04-E100m

MSRP

C63 Sealander Extreme GMT$2,075

SB04-E$3,100

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Lume

SLN X1 BL / GL

Super-LumiNova BGW9

Movement

5 specs

Caliber

SW330-2

LJP G101ET

Beat Rate

4 vph

28,800 vph

Power Reserve

56h

68h

Jewels

Complications

GMT

None

Pricing

1 specs

MSRP

$2,075

$3,100

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