Which is cheaper, the Airain Watches Type 20 or the Seiko Alpinist?

At MSRP the Seiko Alpinist is the cheaper of the two at $750, against $3,650 for the Airain Watches Type 20 — a $2,900 gap before any retailer discounting.

Which is bigger, the Airain Watches Type 20 or the Seiko Alpinist?

The Seiko Alpinist wears larger at 39.5mm versus 39mm for the Airain Watches Type 20 — a 0.5mm difference across the dial.

Which has better water resistance, the Airain Watches Type 20 or the Seiko Alpinist?

The Airain Watches Type 20 is rated to 50m versus 20m for the Seiko Alpinist.

Which has a longer power reserve, the Airain Watches Type 20 or the Seiko Alpinist?

The Seiko Alpinist carries a 70-hour power reserve against 63 hours on the Airain Watches Type 20.

What movement does the Airain Watches Type 20 run compared to the Seiko Alpinist?

The Airain Watches Type 20 runs a manual caliber (AM2), while the Seiko Alpinist runs a automatic (6R35).

Side by side

Airain Watches Type 20vsSeiko Alpinist

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

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Airain Watches Type 20

MSRP $3,650

Seiko Alpinist

spb117j1

MSRP $750

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At a glance

13 of 29 specs differ

Diameter

Type 2039mm

Alpinist39.5mm

Power Reserve

Type 2063h

Alpinist70h

Water Resistance

Type 2050m

Alpinist200m

MSRP

Type 20$3,650

Alpinist$750

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

None

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

AM2

6R35

Type

Manual

Automatic

Power Reserve

63h

70h

Jewels

Pricing

1 specs

MSRP

$3,650

$750

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Airain Watches Type 20vsSeiko Alpinist

At a glance

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