Side by side

Longines HYDROCONQUEST GMTvsZero 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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HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350
S4 Blackout P9427 Spitfire
Zero WestS4 Blackout P9427 Spitfire
Buy from Longines ↗
Buy used on eBay ↗
Buy from Zero West ↗
Buy used on eBay ↗

At a glance

9 of 29 specs differ
Diameter
HYDROCONQUEST GMT43mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
HYDROCONQUEST GMT72h
S4 Blackout P9427 Spitfire38h
Water Resistance
HYDROCONQUEST GMT300m
S4 Blackout P9427 Spitfire100m
MSRP
HYDROCONQUEST GMT$3,350
S4 Blackout P9427 Spitfire—

Full specifications

Case

5 specs
Category
Diver
—
Diameter
43mm
44mm
Thickness
12.9mm
14.1mm
Lug-to-Lug
52mm
49.6mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Green
Black

Movement

2 specs
Caliber
L844.5
ETA 2824
Power Reserve
72h
38h

Pricing

1 specs
MSRP
$3,350
—
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