Which is cheaper, the Oris Divers Sixty‑Five 12h Calibre 400 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 $4,300 for the Oris Divers Sixty‑Five 12h Calibre 400 — a $3,480 gap before any retailer discounting.

Which is bigger, the Oris Divers Sixty‑Five 12h Calibre 400 or the William Wood International Association of Fire?

The William Wood International Association of Fire wears larger at 41mm versus 40mm for the Oris Divers Sixty‑Five 12h Calibre 400 — a 1mm difference across the dial.

Which has a longer power reserve, the Oris Divers Sixty‑Five 12h Calibre 400 or the William Wood International Association of Fire?

The William Wood International Association of Fire carries a 40-hour power reserve against 120 hours hours on the Oris Divers Sixty‑Five 12h Calibre 400.

What movement does the Oris Divers Sixty‑Five 12h Calibre 400 run compared to the William Wood International Association of Fire?

Both watches run automatic movements — the Oris Divers Sixty‑Five 12h Calibre 400 uses the CALIBRE 400 and the William Wood International Association of Fire uses the Seiko NH35.

Side by side

Oris Divers Sixty‑Five 12h Calibre 400vsWilliam Wood International Association of Fire

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

Oris Divers Sixty‑Five 12h Calibre 400

01-400-7772-4054-07-8-20-18

MSRP $4,300

William Wood International Association of Fire

william-wood-iafc

MSRP $820

At a glance

17 of 29 specs differ

Diameter

Divers Sixty‑Five 12h Calibre 40040mm

International Association of Fire41mm

Power Reserve

Divers Sixty‑Five 12h Calibre 400120 hoursh

International Association of Fire40h

Water Resistance

Divers Sixty‑Five 12h Calibre 400100m

International Association of Fire100m

MSRP

Divers Sixty‑Five 12h Calibre 400$4,300

International Association of Fire$820

Full specifications

Case

6 specs

Diameter

40mm

41mm

Thickness

—

15mm

Lug-to-Lug

—

49mm

Material

Stainless Steel

316L Stainless Steel

Finish

—

Brushed and polished

Caseback

—

Solid

Crystal & Dial

5 specs

Crystal

Sapphire

Domed Sapphire

Crystal Shape

—

Flat

AR Coating

Underside

Inner

Dial Color

Black

Standard

Indices

—

Applied

Movement

5 specs

Caliber

CALIBRE 400

Seiko NH35

Beat Rate

4 vph

28,800 vph

Power Reserve

120 hoursh

40h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$4,300

$820

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