Which is cheaper, the Praesidus A-11 Phantom or the Seiko Prospex LX line?

At MSRP the Praesidus A-11 Phantom is the cheaper of the two at $300, against $6,500 for the Seiko Prospex LX line — a $6,200 gap before any retailer discounting.

Which is bigger, the Praesidus A-11 Phantom or the Seiko Prospex LX line?

The Seiko Prospex LX line wears larger at 44.8mm versus 38mm for the Praesidus A-11 Phantom — a 6.8mm difference across the dial.

Which has better water resistance, the Praesidus A-11 Phantom or the Seiko Prospex LX line?

The Seiko Prospex LX line is rated to 300m versus 100m for the Praesidus A-11 Phantom.

Which has a longer power reserve, the Praesidus A-11 Phantom or the Seiko Prospex LX line?

The Seiko Prospex LX line carries a 72-hour power reserve against 40 hours on the Praesidus A-11 Phantom.

What movement does the Praesidus A-11 Phantom run compared to the Seiko Prospex LX line?

The Praesidus A-11 Phantom runs a automatic caliber (Seiko NH35), while the Seiko Prospex LX line runs a spring drive (5R65).

Side by side

Praesidus A-11 PhantomvsSeiko Prospex LX line

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

Add a watch

Praesidus A-11 Phantom

P-38-PH-MB-SDCSG

MSRP $300

Seiko Prospex LX line

snr029j1

MSRP $6,500

At a glance

15 of 29 specs differ

Diameter

A-11 Phantom38mm

Prospex LX line44.8mm

Power Reserve

A-11 Phantom40h

Prospex LX line72h

Water Resistance

A-11 Phantom100m

Prospex LX line300m

MSRP

A-11 Phantom$300

Prospex LX line$6,500

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Phantom

Black

Lume

None

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Seiko NH35

5R65

Type

Automatic

Spring Drive

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$300

$6,500

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