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

At MSRP the Praesidus Neptune 44 is the cheaper of the two at $550, against $750 for the Seiko Alpinist — a $200 gap before any retailer discounting.

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

The Praesidus Neptune 44 wears larger at 44mm versus 39.5mm for the Seiko Alpinist — a 4.5mm difference across the dial.

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

The Praesidus Neptune 44 is rated to 200m versus 20m for the Seiko Alpinist.

Which has a longer power reserve, the Praesidus Neptune 44 or the Seiko Alpinist?

The Seiko Alpinist carries a 70-hour power reserve against 40 hours on the Praesidus Neptune 44.

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

Both watches run automatic movements — the Praesidus Neptune 44 uses the Miyota 9039 and the Seiko Alpinist uses the 6R35.

Side by side

Praesidus Neptune 44vsSeiko Alpinist

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 Alpinist

spb117j1

MSRP $750

At a glance

14 of 29 specs differ

Diameter

Neptune 4444mm

Alpinist39.5mm

Power Reserve

Neptune 4440h

Alpinist70h

Water Resistance

Neptune 44200m

Alpinist200m

MSRP

Neptune 44$550

Alpinist$750

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal

Domed Sapphire

Sapphire

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Patina

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Miyota 9039

6R35

Power Reserve

40h

70h

Jewels

Pricing

1 specs

MSRP

$550

$750

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Praesidus Neptune 44vsSeiko Alpinist

At a glance

Full specifications

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