Which is cheaper, the Praesidus 42mm Automatic or the Seiko Prospex Sea?

At MSRP the Praesidus 42mm Automatic is the cheaper of the two at $680, against $795 for the Seiko Prospex Sea — a $115 gap before any retailer discounting.

Which is bigger, the Praesidus 42mm Automatic or the Seiko Prospex Sea?

The Praesidus 42mm Automatic wears larger at 38mm versus 34mm for the Seiko Prospex Sea — a 4mm difference across the dial.

Which has better water resistance, the Praesidus 42mm Automatic or the Seiko Prospex Sea?

The Praesidus 42mm Automatic is rated to 100m versus 20m for the Seiko Prospex Sea.

What movement does the Praesidus 42mm Automatic run compared to the Seiko Prospex Sea?

The Praesidus 42mm Automatic runs a automatic caliber (Seiko NH35), while the Seiko Prospex Sea runs a quartz (6N01).

Side by side

Praesidus 42mm AutomaticvsSeiko Prospex Sea

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

Praesidus 42mm Automatic

P-42-HP-GRSG

MSRP $680

Seiko Prospex Sea

sur595j1

MSRP $795

At a glance

13 of 29 specs differ

Diameter

42mm Automatic38mm

Prospex Sea34mm

Power Reserve

42mm Automatic40h

Prospex Sea40h

Water Resistance

42mm Automatic100m

Prospex Sea200m

MSRP

42mm Automatic$680

Prospex Sea$795

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

42mm Automatic

Black

Lume

None

LumiBrite on hands and index(es)

Movement

2 specs

Caliber

Seiko NH35

6N01

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$680

$795

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Praesidus 42mm AutomaticvsSeiko Prospex Sea

At a glance

Full specifications

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