Which is cheaper, the Praesidus 42mm Automatic or the Sartory Billard SB10?

At MSRP the Praesidus 42mm Automatic is the cheaper of the two at $680, against $3,800 for the Sartory Billard SB10 — a $3,120 gap before any retailer discounting.

Which is bigger, the Praesidus 42mm Automatic or the Sartory Billard SB10?

The Sartory Billard SB10 wears larger at 39.5mm versus 38mm for the Praesidus 42mm Automatic — a 1.5mm difference across the dial.

Which has better water resistance, the Praesidus 42mm Automatic or the Sartory Billard SB10?

The Praesidus 42mm Automatic is rated to 100m versus 80m for the Sartory Billard SB10.

Which has a longer power reserve, the Praesidus 42mm Automatic or the Sartory Billard SB10?

The Sartory Billard SB10 carries a 55-hour power reserve against 40 hours on the Praesidus 42mm Automatic.

What movement does the Praesidus 42mm Automatic run compared to the Sartory Billard SB10?

Both watches run automatic movements — the Praesidus 42mm Automatic uses the Seiko NH35 and the Sartory Billard SB10 uses the LJP G100.

Side by side

Praesidus 42mm AutomaticvsSartory Billard SB10

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

Praesidus 42mm Automatic

P-42-HP-GRSG

MSRP $680

Sartory Billard SB10

MSRP $3,800

At a glance

13 of 29 specs differ

Diameter

42mm Automatic38mm

SB1039.5mm

Power Reserve

42mm Automatic40h

SB1055h

Water Resistance

42mm Automatic100m

SB1080m

MSRP

42mm Automatic$680

SB10$3,800

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

42mm Automatic

Black

Lume

None

Super-LumiNova BGW9

Movement

3 specs

Caliber

Seiko NH35

LJP G100

Power Reserve

40h

55h

Complications

None

Jumping Hour

Pricing

1 specs

MSRP

$680

$3,800

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Praesidus 42mm AutomaticvsSartory Billard SB10

At a glance

Full specifications

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