Which is cheaper, the Grand Seiko SLGW003 or the William Wood International Association of Fire?

At MSRP the William Wood International Association of Fire is the cheaper of the two at $820, against $11,600 for the Grand Seiko SLGW003 — a $10,780 gap before any retailer discounting.

Which is bigger, the Grand Seiko SLGW003 or the William Wood International Association of Fire?

The William Wood International Association of Fire wears larger at 41mm versus 38.6mm for the Grand Seiko SLGW003 — a 2.4mm difference across the dial.

Which has better water resistance, the Grand Seiko SLGW003 or the William Wood International Association of Fire?

The William Wood International Association of Fire is rated to 100m versus 30m for the Grand Seiko SLGW003.

Which has a longer power reserve, the Grand Seiko SLGW003 or the William Wood International Association of Fire?

The Grand Seiko SLGW003 carries a 80-hour power reserve against 40 hours on the William Wood International Association of Fire.

What movement does the Grand Seiko SLGW003 run compared to the William Wood International Association of Fire?

The Grand Seiko SLGW003 runs a manual caliber (9SA4), while the William Wood International Association of Fire runs a automatic (Seiko NH35).

Side by side

Grand Seiko SLGW003vsWilliam Wood International Association of Fire

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

Grand Seiko SLGW003

slgw003g

MSRP $11,600

William Wood International Association of Fire

william-wood-iafc

MSRP $820

At a glance

13 of 29 specs differ

Diameter

SLGW00338.6mm

International Association of Fire41mm

Power Reserve

SLGW00380h

International Association of Fire40h

Water Resistance

SLGW00330m

International Association of Fire100m

MSRP

SLGW003$11,600

International Association of Fire$820

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Dial Color

Black

Standard

Movement

3 specs

Caliber

9SA4

Seiko NH35

Type

Manual

Automatic

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$11,600

$820

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