Which is cheaper, the Praesidus A-11 SAIT or the Seiko Prospex Sea?

At MSRP the Praesidus A-11 SAIT is the cheaper of the two at $300, against $795 for the Seiko Prospex Sea — a $495 gap before any retailer discounting.

Which is bigger, the Praesidus A-11 SAIT or the Seiko Prospex Sea?

The Praesidus A-11 SAIT wears larger at 38mm versus 34mm for the Seiko Prospex Sea — a 4mm difference across the dial.

Which has better water resistance, the Praesidus A-11 SAIT or the Seiko Prospex Sea?

The Praesidus A-11 SAIT is rated to 100m versus 20m for the Seiko Prospex Sea.

What movement does the Praesidus A-11 SAIT run compared to the Seiko Prospex Sea?

The Praesidus A-11 SAIT runs a automatic caliber (Seiko NH35), while the Seiko Prospex Sea runs a quartz (6N01).

Side by side

Praesidus A-11 SAITvsSeiko Prospex Sea

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

Praesidus A-11 SAIT

P-38-SA-MB-SDCSG

MSRP $300

Seiko Prospex Sea

sur595j1

MSRP $795

At a glance

13 of 29 specs differ

Diameter

A-11 SAIT38mm

Prospex Sea34mm

Power Reserve

A-11 SAIT40h

Prospex Sea40h

Water Resistance

A-11 SAIT100m

Prospex Sea200m

MSRP

A-11 SAIT$300

Prospex Sea$795

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

SAIT

Black

Lume

None

LumiBrite on hands and index(es)

Movement

2 specs

Caliber

Seiko NH35

6N01

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$300

$795

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