Which is cheaper, the Bell & Ross BR-05 Chrono Patrouille de France or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

At MSRP the Seiko Prospex SPEEDTIMER Mechanical Chronograph is the cheaper of the two at $2,500, against $8,100 for the Bell & Ross BR-05 Chrono Patrouille de France — a $5,600 gap before any retailer discounting.

Which has better water resistance, the Bell & Ross BR-05 Chrono Patrouille de France or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Bell & Ross BR-05 Chrono Patrouille de France is rated to 100m versus 10m for the Seiko Prospex SPEEDTIMER Mechanical Chronograph.

Which has a longer power reserve, the Bell & Ross BR-05 Chrono Patrouille de France or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph carries a 45-hour power reserve against 60 hours hours on the Bell & Ross BR-05 Chrono Patrouille de France.

What movement does the Bell & Ross BR-05 Chrono Patrouille de France run compared to the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

Both watches run automatic movements — the Bell & Ross BR-05 Chrono Patrouille de France uses the BR-CAL.326 and the Seiko Prospex SPEEDTIMER Mechanical Chronograph uses the 8R48.

Side by side

Bell & Ross BR-05 Chrono Patrouille de FrancevsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

Bell & Ross BR-05 Chrono Patrouille de France

br-05-chrono-patrouille-de-france-steel-bracelet

MSRP $8,100

Seiko Prospex SPEEDTIMER Mechanical Chronograph

srq047j1

MSRP $2,500

At a glance

16 of 29 specs differ

Diameter

BR-05 Chrono Patrouille de France42mm

Prospex SPEEDTIMER Mechanical Chronograph42mm

Power Reserve

BR-05 Chrono Patrouille de France60 hoursh

Prospex SPEEDTIMER Mechanical Chronograph45h

Water Resistance

BR-05 Chrono Patrouille de France100m

Prospex SPEEDTIMER Mechanical Chronograph100m

MSRP

BR-05 Chrono Patrouille de France$8,100

Prospex SPEEDTIMER Mechanical Chronograph$2,500

Full specifications

Case

5 specs

Thickness

14.25mm

14.6mm

Lug-to-Lug

—

49.5mm

Lug Width

—

20mm

Finish

—

Brushed and polished

Caseback

—

Solid

Crystal & Dial

5 specs

Crystal Shape

—

Curved

AR Coating

Underside

Anti-reflective coating on inner surface

Dial Color

Blue

Black

Indices

Applied indices

Applied

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

5 specs

Caliber

BR-CAL.326

8R48

Beat Rate

—

28,800 vph

Power Reserve

60 hoursh

45h

Jewels

—

Complications

Hours/Minutes, Seconds, Date, Chronograph

None

Pricing

1 specs

MSRP

$8,100

$2,500

Follow this matchup

Get a note when Bell & Ross BR-05 Chrono Patrouille de France vs Seiko Prospex SPEEDTIMER Mechanical Chronograph gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring