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Seiko Prospex Sea The Black SeriesvsZero 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 Sea The Black Series
SeikoProspex Sea The Black Series
MSRP $765
S4 Blackout P9427 Spitfire
Zero WestS4 Blackout P9427 Spitfire
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At a glance

11 of 29 specs differ
Diameter
Prospex Sea The Black Series45mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Prospex Sea The Black Series41h
S4 Blackout P9427 Spitfire38h
Water Resistance
Prospex Sea The Black Series200m
S4 Blackout P9427 Spitfire100m
MSRP
Prospex Sea The Black Series$765
S4 Blackout P9427 Spitfire—

Full specifications

Case

5 specs
Category
Diver
—
Diameter
45mm
44mm
Thickness
13.2mm
14.1mm
Lug-to-Lug
47.7mm
49.6mm
Water Resistance
200m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
4R36
ETA 2824
Power Reserve
41h
38h
Jewels
24
25

Pricing

1 specs
MSRP
$765
—
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