Which is cheaper, the Praesidus Neptune 44 or the Seiko Astron?

At MSRP the Praesidus Neptune 44 is the cheaper of the two at $550, against $2,500 for the Seiko Astron — a $1,950 gap before any retailer discounting.

Which is bigger, the Praesidus Neptune 44 or the Seiko Astron?

The Praesidus Neptune 44 wears larger at 44mm versus 42mm for the Seiko Astron — a 2mm difference across the dial.

Which has better water resistance, the Praesidus Neptune 44 or the Seiko Astron?

The Praesidus Neptune 44 is rated to 200m versus 10m for the Seiko Astron.

What movement does the Praesidus Neptune 44 run compared to the Seiko Astron?

The Praesidus Neptune 44 runs a automatic caliber (Miyota 9039), while the Seiko Astron runs a quartz (5X83).

Side by side

Praesidus Neptune 44vsSeiko Astron

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

Praesidus Neptune 44

neptune-44-brown

MSRP $550

Seiko Astron

ssh159j1

MSRP $2,500

At a glance

15 of 29 specs differ

Diameter

Neptune 4444mm

Astron42mm

Power Reserve

Neptune 4440h

Astron40h

Water Resistance

Neptune 44200m

Astron100m

MSRP

Neptune 44$550

Astron$2,500

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal

Domed Sapphire

Sapphire

AR Coating

Inner

Super-clear coating

Dial Color

Patina

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Miyota 9039

5X83

Type

Automatic

Quartz

Jewels

Pricing

1 specs

MSRP

$550

$2,500

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Praesidus Neptune 44vsSeiko Astron

At a glance

Full specifications

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