Which is cheaper, the Formex Reef 39.5 mm or the William Wood Great Fire Of London Watch?

At MSRP the William Wood Great Fire Of London Watch is the cheaper of the two at $995, against $2,230 for the Formex Reef 39.5 mm — a $1,235 gap before any retailer discounting.

Which is bigger, the Formex Reef 39.5 mm or the William Wood Great Fire Of London Watch?

The William Wood Great Fire Of London Watch wears larger at 41mm versus 39.5mm for the Formex Reef 39.5 mm — a 1.5mm difference across the dial.

Which has better water resistance, the Formex Reef 39.5 mm or the William Wood Great Fire Of London Watch?

The Formex Reef 39.5 mm is rated to 300m versus 100m for the William Wood Great Fire Of London Watch.

Which has a longer power reserve, the Formex Reef 39.5 mm or the William Wood Great Fire Of London Watch?

The Formex Reef 39.5 mm carries a 56-hour power reserve against 40 hours on the William Wood Great Fire Of London Watch.

What movement does the Formex Reef 39.5 mm run compared to the William Wood Great Fire Of London Watch?

Both watches run automatic movements — the Formex Reef 39.5 mm uses the Sellita SW300-1 and the William Wood Great Fire Of London Watch uses the Seiko NH35.

Side by side

Formex Reef 39.5 mmvsWilliam Wood Great Fire Of London Watch

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

Formex Reef 39.5 mm

reef-39.5-automatic-chronometer-cosc-300m-bahama-blue

MSRP $2,230

William Wood Great Fire Of London Watch

greatfireoflondonwatch

MSRP $995

At a glance

12 of 29 specs differ

Diameter

Reef 39.5 mm39.5mm

Great Fire Of London Watch41mm

Power Reserve

Reef 39.5 mm56h

Great Fire Of London Watch40h

Water Resistance

Reef 39.5 mm300m

Great Fire Of London Watch100m

MSRP

Reef 39.5 mm$2,230

Great Fire Of London Watch$995

Full specifications

Case

6 specs

Diameter

39.5mm

41mm

Thickness

11mm

15mm

Lug-to-Lug

45.5mm

49mm

Lug Width

22mm

20mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

300m

100m

Crystal & Dial

3 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Bahama Blue

Steel

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Sellita SW300-1

Seiko NH35

Power Reserve

56h

40h

Pricing

1 specs

MSRP

$2,230

$995

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