Side by side

Seiko MonstervsZero West S4 Blackout P9427 Spitfire

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

Add a watch
Monster
SeikoMonster
MSRP $550
S4 Blackout P9427 Spitfire
Zero WestS4 Blackout P9427 Spitfire
Buy from Seiko ↗
Buy used on eBay ↗
Buy from Zero West ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
Monster42.4mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Monster41h
S4 Blackout P9427 Spitfire38h
Water Resistance
Monster200m
S4 Blackout P9427 Spitfire100m
MSRP
Monster$550
S4 Blackout P9427 Spitfire—

Full specifications

Case

6 specs
Category
Diver
—
Diameter
42.4mm
44mm
Thickness
13.4mm
14.1mm
Lug-to-Lug
49.4mm
49.6mm
Lug Width
20mm
22mm
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Hardlex
Sapphire
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
$550
—
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Borealis Watch Co. Jamanta
Borealis Watch Co.micro

Jamanta

5 variantsJamanta
42.50mm·Automatic·300m WR
$415MSRP
—Used
Zero West RAF-C (1940)
Zero Westmicro

RAF-C (1940)

Ref. raf-c-1940-watch-zero-west
44mm·Automatic·100m WR
$2,750MSRP
—Used
Borealis Watch Co. Caloura 300m
Borealis Watch Co.micro

Caloura 300m

4 variantsCaloura 300m
42mm·Automatic·300m WR
$275MSRP
—Used
Zero West L1 1884 Longitude
Zero Westmicro

L1 1884 Longitude

2 variantsRef. l1-longitude-day-1884-watch
44mm·Automatic·100m WR
—MSRP
—Used
Spinnaker Hull Commander
Spinnakermicro

Hull Commander

8 watches · 32 variantsHull
42mm·Automatic·300m WR
$520MSRP
—Used
CWC (Cabot Watch Company) 1980 RN Divers Automatic Re-Issue Watch
CWC (Cabot Watch Company)micro

1980 RN Divers Automatic Re-Issue Watch

Ref. 1980-rn-divers-re
45mm·Automatic·300m WR
$3,747MSRP
—Used
Marathon GSAR (Government Search & Rescue) Diver's Automatic
Marathonmicro

GSAR (Government Search & Rescue) Diver's Automatic

Ref. 41mm-anthracite-large-divers-automatic-gsar-bdw
41mm·Automatic·300m WR
$2,100MSRP
—Used
Geckota Phalanx
Geckotamicro

Phalanx

8 variantsPhalanx
42mm·Automatic·300m WR
$349MSRP
—Used
All alternatives to the Monster →All alternatives to the S4 Blackout P9427 Spitfire →
Explore the full catalog

Follow this matchup

Get a note when Seiko Monster vs Zero West S4 Blackout P9427 Spitfire gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Borealis Watch Co. JamantavsZero West S4 Blackout P9427 SpitfireBorealis Watch Co. Caloura 300mvsZero West S4 Blackout P9427 SpitfireSpinnaker Hull CommandervsZero West S4 Blackout P9427 SpitfireBorealis Watch Co. Estoril 300 GMTvsZero West S4 Blackout P9427 SpitfireSeiko MonstervsZero West RAF-C (1940)Seiko MonstervsZero West L1 1884 Longitude
Edit this comparisonAdd another watchExplore more 41–45mm watches