Which is cheaper, the Seiko Prospex Sea 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 $1,100 for the Seiko Prospex Sea — a $105 gap before any retailer discounting.

Which is bigger, the Seiko Prospex Sea or the William Wood Great Fire Of London Watch?

The Seiko Prospex Sea wears larger at 41.3mm versus 41mm for the William Wood Great Fire Of London Watch — a 0.3mm difference across the dial.

Which has better water resistance, the Seiko Prospex Sea or the William Wood Great Fire Of London Watch?

The Seiko Prospex Sea is rated to 300m versus 100m for the William Wood Great Fire Of London Watch.

Which has a longer power reserve, the Seiko Prospex Sea or the William Wood Great Fire Of London Watch?

The Seiko Prospex Sea carries a 72-hour power reserve against 40 hours on the William Wood Great Fire Of London Watch.

What movement does the Seiko Prospex Sea run compared to the William Wood Great Fire Of London Watch?

Both watches run automatic movements — the Seiko Prospex Sea uses the 6R55 and the William Wood Great Fire Of London Watch uses the Seiko NH35.

Side by side

Seiko Prospex SeavsWilliam Wood Great Fire Of London Watch

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

Seiko Prospex Sea

spb481j1

MSRP $1,100

William Wood Great Fire Of London Watch

greatfireoflondonwatch

MSRP $995

At a glance

13 of 29 specs differ

Diameter

Prospex Sea41.3mm

Great Fire Of London Watch41mm

Power Reserve

Prospex Sea72h

Great Fire Of London Watch40h

Water Resistance

Prospex Sea300m

Great Fire Of London Watch100m

MSRP

Prospex Sea$1,100

Great Fire Of London Watch$995

Full specifications

Case

5 specs

Diameter

41.3mm

41mm

Thickness

12.5mm

15mm

Lug-to-Lug

48.2mm

49mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

300m

100m

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Anti-reflective coating on inner surface

Inner

Dial Color

Black

Steel

Lume

LumiBrite on hands, index(es) and bezel

None

Movement

3 specs

Caliber

6R55

Seiko NH35

Power Reserve

72h

40h

Jewels

Pricing

1 specs

MSRP

$1,100

$995

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