Which is cheaper, the Christopher Ward C65 Aquitaine GMT or the Sartory Billard SB04-E?

At MSRP the Christopher Ward C65 Aquitaine GMT is the cheaper of the two at $1,710, against $3,100 for the Sartory Billard SB04-E — a $1,390 gap before any retailer discounting.

Which is bigger, the Christopher Ward C65 Aquitaine GMT or the Sartory Billard SB04-E?

The Christopher Ward C65 Aquitaine 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 C65 Aquitaine GMT or the Sartory Billard SB04-E?

The Christopher Ward C65 Aquitaine GMT is rated to 200m versus 100m for the Sartory Billard SB04-E.

Which has a longer power reserve, the Christopher Ward C65 Aquitaine 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 C65 Aquitaine GMT.

What movement does the Christopher Ward C65 Aquitaine GMT run compared to the Sartory Billard SB04-E?

Both watches run automatic movements — the Christopher Ward C65 Aquitaine GMT uses the SW330-2 and the Sartory Billard SB04-E uses the LJP G101ET.

Side by side

Christopher Ward C65 Aquitaine GMTvsSartory Billard SB04-E

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

Christopher Ward C65 Aquitaine GMT

C65-41AGM2-S0KK1-VC

MSRP $1,710

Sartory Billard SB04-E

MSRP $3,100

At a glance

14 of 29 specs differ

Diameter

C65 Aquitaine GMT40mm

SB04-E39.5mm

Power Reserve

C65 Aquitaine GMT56h

SB04-E68h

Water Resistance

C65 Aquitaine GMT200m

SB04-E100m

MSRP

C65 Aquitaine GMT$1,710

SB04-E$3,100

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Lume

SLN X1 BL Old Radium

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

$1,710

$3,100

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