Which is cheaper, the Seiko Prospex SPEEDTIMER Mechanical Chronograph or the Zero West FS-2 Flying Scotsman?

At MSRP the Seiko Prospex SPEEDTIMER Mechanical Chronograph is the cheaper of the two at $2,500, against $3,600 for the Zero West FS-2 Flying Scotsman — a $1,100 gap before any retailer discounting.

Which is bigger, the Seiko Prospex SPEEDTIMER Mechanical Chronograph or the Zero West FS-2 Flying Scotsman?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph wears larger at 42mm versus 41mm for the Zero West FS-2 Flying Scotsman — a 1mm difference across the dial.

What movement does the Seiko Prospex SPEEDTIMER Mechanical Chronograph run compared to the Zero West FS-2 Flying Scotsman?

Both watches run automatic movements — the Seiko Prospex SPEEDTIMER Mechanical Chronograph uses the 8R48 and the Zero West FS-2 Flying Scotsman uses the Sellita SW200-1.

Side by side

Seiko Prospex SPEEDTIMER Mechanical ChronographvsZero West FS-2 Flying Scotsman

Q: Which has better water resistance, the Seiko Prospex SPEEDTIMER Mechanical Chronograph or the Zero West FS-2 Flying Scotsman?

The Zero West FS-2 Flying Scotsman is rated to 100m versus 10m for the Seiko Prospex SPEEDTIMER Mechanical Chronograph.

Q: Which has a longer power reserve, the Seiko Prospex SPEEDTIMER Mechanical Chronograph or the Zero West FS-2 Flying Scotsman?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph carries a 45-hour power reserve against 41 hours on the Zero West FS-2 Flying Scotsman.

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

Add a watch

Seiko Prospex SPEEDTIMER Mechanical Chronograph

MSRP $2,500

See the full Prospex SPEEDTIMER Mechanical Chronograph

Zero West FS-2 Flying Scotsman

MSRP $3,600

See the full FS-2 Flying Scotsman

At a glance

12 of 29 specs differ

Diameter

Prospex SPEEDTIMER Mechanical Chronograph42mm

FS-2 Flying Scotsman41mm

Power Reserve

Prospex SPEEDTIMER Mechanical Chronograph45h

FS-2 Flying Scotsman41h

Water Resistance

Prospex SPEEDTIMER Mechanical Chronograph100m

FS-2 Flying Scotsman100m

MSRP

Prospex SPEEDTIMER Mechanical Chronograph$2,500

FS-2 Flying Scotsman$3,600

Full specifications

Case

5 specs

Crystal & Dial

3 specs

Crystal Shape

Curved

—

AR Coating

Anti-reflective coating on inner surface

—

Lume

LumiBrite on hands and index(es)

None

Movement

3 specs

Caliber

8R48

Sellita SW200-1

Power Reserve

45h

41h

Jewels

Pricing

1 specs

MSRP

$2,500

$3,600

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Seiko Prospex SPEEDTIMER Mechanical ChronographvsZero West FS-2 Flying Scotsman

At a glance

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