Side by side

Bremont Supermarine 300MvsZero 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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Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
S4 Blackout P9427 Spitfire
Zero WestS4 Blackout P9427 Spitfire
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At a glance

11 of 29 specs differ
Diameter
Supermarine 300M40mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Supermarine 300M40h
S4 Blackout P9427 Spitfire38h
Water Resistance
Supermarine 300M300m
S4 Blackout P9427 Spitfire100m
MSRP
Supermarine 300M$3,550
S4 Blackout P9427 Spitfire—

Full specifications

Case

7 specs
Category
Diver
—
Diameter
40mm
44mm
Thickness
12mm
14.1mm
Lug-to-Lug
—
49.6mm
Lug Width
20mm
22mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Green
Black

Movement

2 specs
Caliber
BE-92AE
ETA 2824
Power Reserve
40h
38h

Pricing

1 specs
MSRP
$3,550
—
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