Side by side

Seiko Prospex LX linevsZero West S4 Blackout P9427 Spitfire

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

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Prospex LX line
SeikoProspex LX line
MSRP $6,500
S4 Blackout P9427 Spitfire
Zero WestS4 Blackout P9427 Spitfire
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At a glance

13 of 29 specs differ
Diameter
Prospex LX line44.8mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Prospex LX line72h
S4 Blackout P9427 Spitfire38h
Water Resistance
Prospex LX line300m
S4 Blackout P9427 Spitfire100m
MSRP
Prospex LX line$6,500
S4 Blackout P9427 Spitfire—

Full specifications

Case

6 specs
Category
Diver
—
Diameter
44.8mm
44mm
Thickness
15.7mm
14.1mm
Lug-to-Lug
50.9mm
49.6mm
Material
Titanium
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands and index(es)
None

Movement

4 specs
Caliber
5R65
ETA 2824
Type
Spring Drive
Automatic
Power Reserve
72h
38h
Jewels
30
25

Pricing

1 specs
MSRP
$6,500
—
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