Which is cheaper, the Bell & Ross BR-05 Blue Diamond Eagle or the Sartory Billard SB04?

At MSRP the Sartory Billard SB04 is the cheaper of the two at $2,900, against $5,292 for the Bell & Ross BR-05 Blue Diamond Eagle — a $2,392 gap before any retailer discounting.

Which is bigger, the Bell & Ross BR-05 Blue Diamond Eagle or the Sartory Billard SB04?

The Sartory Billard SB04 wears larger at 40mm versus 36mm for the Bell & Ross BR-05 Blue Diamond Eagle — a 4mm difference across the dial.

Which has better water resistance, the Bell & Ross BR-05 Blue Diamond Eagle or the Sartory Billard SB04?

The Bell & Ross BR-05 Blue Diamond Eagle is rated to 100m versus 30m for the Sartory Billard SB04.

Which has a longer power reserve, the Bell & Ross BR-05 Blue Diamond Eagle or the Sartory Billard SB04?

The Sartory Billard SB04 carries a 40-hour power reserve against 54 hours hours on the Bell & Ross BR-05 Blue Diamond Eagle.

What movement does the Bell & Ross BR-05 Blue Diamond Eagle run compared to the Sartory Billard SB04?

Both watches run automatic movements — the Bell & Ross BR-05 Blue Diamond Eagle uses the BR-CAL.329 and the Sartory Billard SB04 uses the LJP G100.

Side by side

Bell & Ross BR-05 Blue Diamond EaglevsSartory Billard SB04

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

Bell & Ross BR-05 Blue Diamond Eagle

br-05-36-mm-blue-diamond-eagle

MSRP $5,292

Sartory Billard SB04

MSRP $2,900

At a glance

18 of 29 specs differ

Diameter

BR-05 Blue Diamond Eagle36mm

SB0440mm

Power Reserve

BR-05 Blue Diamond Eagle54 hoursh

SB0440h

Water Resistance

BR-05 Blue Diamond Eagle100m

SB0430m

MSRP

BR-05 Blue Diamond Eagle$5,292

SB04$2,900

Full specifications

Case

8 specs

Crystal & Dial

4 specs

Crystal Shape

—

Flat

AR Coating

Underside

Yes

Dial Color

Blue

Black

Indices

—

Applied

Movement

5 specs

Caliber

BR-CAL.329

LJP G100

Beat Rate

—

28,800 vph

Power Reserve

54 hoursh

40h

Jewels

—

Complications

Hours/Minutes, Seconds

None

Pricing

1 specs

MSRP

$5,292

$2,900

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