Which is cheaper, the Praesidus 38mm Automatic or the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition?

At MSRP the Praesidus 38mm Automatic is the cheaper of the two at $680, against $3,000 for the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition — a $2,320 gap before any retailer discounting.

Which is bigger, the Praesidus 38mm Automatic or the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition?

The Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition wears larger at 42.5mm versus 38mm for the Praesidus 38mm Automatic — a 4.5mm difference across the dial.

Which has better water resistance, the Praesidus 38mm Automatic or the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition?

The Praesidus 38mm Automatic is rated to 100m versus 10m for the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition.

Which has a longer power reserve, the Praesidus 38mm Automatic or the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition?

The Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition carries a 45-hour power reserve against 40 hours on the Praesidus 38mm Automatic.

What movement does the Praesidus 38mm Automatic run compared to the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition?

Both watches run automatic movements — the Praesidus 38mm Automatic uses the Seiko NH35 and the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition uses the 8R46.

Side by side

Praesidus 38mm AutomaticvsSeiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition

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

Praesidus 38mm Automatic

P-38-HP-GRSG

MSRP $680

Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition

srq045j1

MSRP $3,000

At a glance

14 of 29 specs differ

Diameter

38mm Automatic38mm

Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition42.5mm

Power Reserve

38mm Automatic40h

Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition45h

Water Resistance

38mm Automatic100m

Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition100m

MSRP

38mm Automatic$680

Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition$3,000

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

38mm Automatic

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Seiko NH35

8R46

Power Reserve

40h

45h

Jewels

Pricing

1 specs

MSRP

$680

$3,000

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