Which is cheaper, the Impossible Watch Company IMP Chronograph or the Sartory Billard SB04-E?

At MSRP the Impossible Watch Company IMP Chronograph is the cheaper of the two at $595, against $3,100 for the Sartory Billard SB04-E — a $2,505 gap before any retailer discounting.

Which is bigger, the Impossible Watch Company IMP Chronograph or the Sartory Billard SB04-E?

The Sartory Billard SB04-E wears larger at 39.5mm versus 38.5mm for the Impossible Watch Company IMP Chronograph — a 1mm difference across the dial.

Which has better water resistance, the Impossible Watch Company IMP Chronograph or the Sartory Billard SB04-E?

The Sartory Billard SB04-E is rated to 100m versus 30m for the Impossible Watch Company IMP Chronograph.

Which has a longer power reserve, the Impossible Watch Company IMP Chronograph or the Sartory Billard SB04-E?

The Sartory Billard SB04-E carries a 68-hour power reserve against 42 hours on the Impossible Watch Company IMP Chronograph.

What movement does the Impossible Watch Company IMP Chronograph run compared to the Sartory Billard SB04-E?

The Impossible Watch Company IMP Chronograph runs a manual caliber (Seagull ST1901), while the Sartory Billard SB04-E runs a automatic (LJP G101ET).

Side by side

Impossible Watch Company IMP ChronographvsSartory Billard SB04-E

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

Add a watch

Impossible Watch Company IMP Chronograph

MSRP $595

Sartory Billard SB04-E

MSRP $3,100

Buy from Impossible Watch Company ↗

Buy used on eBay ↗

Buy from Sartory Billard ↗

Buy used on eBay ↗

At a glance

14 of 29 specs differ

Diameter

IMP Chronograph38.5mm

SB04-E39.5mm

Power Reserve

IMP Chronograph42h

SB04-E68h

Water Resistance

IMP Chronograph30m

SB04-E100m

MSRP

IMP Chronograph$595

SB04-E$3,100

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal

Sapphire

AR Coating

Inner

Yes

Dial Color

Silver Gilt

Black

Lume

None

Super-LumiNova BGW9

Movement

4 specs

Caliber

Seagull ST1901

LJP G101ET

Type

Manual

Automatic

Power Reserve

42h

68h

Jewels

Pricing

1 specs

MSRP

$595

$3,100

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