Which is cheaper, the Seiko Alpinist or the William Wood International Association of Fire?

At MSRP the Seiko Alpinist is the cheaper of the two at $750, against $820 for the William Wood International Association of Fire — a $70 gap before any retailer discounting.

Which is bigger, the Seiko Alpinist or the William Wood International Association of Fire?

The William Wood International Association of Fire wears larger at 41mm versus 39.5mm for the Seiko Alpinist — a 1.5mm difference across the dial.

Which has better water resistance, the Seiko Alpinist or the William Wood International Association of Fire?

The William Wood International Association of Fire is rated to 100m versus 20m for the Seiko Alpinist.

Which has a longer power reserve, the Seiko Alpinist or the William Wood International Association of Fire?

The Seiko Alpinist carries a 70-hour power reserve against 40 hours on the William Wood International Association of Fire.

What movement does the Seiko Alpinist run compared to the William Wood International Association of Fire?

Both watches run automatic movements — the Seiko Alpinist uses the 6R35 and the William Wood International Association of Fire uses the Seiko NH35.

Side by side

Seiko AlpinistvsWilliam Wood International Association of Fire

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

Seiko Alpinist

spb117j1

MSRP $750

William Wood International Association of Fire

william-wood-iafc

MSRP $820

At a glance

14 of 29 specs differ

Diameter

Alpinist39.5mm

International Association of Fire41mm

Power Reserve

Alpinist70h

International Association of Fire40h

Water Resistance

Alpinist200m

International Association of Fire100m

MSRP

Alpinist$750

International Association of Fire$820

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Anti-reflective coating on inner surface

Inner

Dial Color

Black

Standard

Lume

LumiBrite on hands and index(es)

None

Movement

3 specs

Caliber

6R35

Seiko NH35

Power Reserve

70h

40h

Jewels

Pricing

1 specs

MSRP

$750

$820

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