Side by side
Jack Mason Strat-o-timer GMTvsZero West S4 Blackout P9427 Spitfire
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Strat-o-timer GMT40mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Strat-o-timer GMT42h
S4 Blackout P9427 Spitfire38h
Water Resistance
Strat-o-timer GMT200m
S4 Blackout P9427 Spitfire100m
MSRP
Strat-o-timer GMT$1,099
S4 Blackout P9427 Spitfire—
Full specifications
Case
5 specsDiameter
40mm
44mm
Thickness
13.2mm
14.1mm
Lug-to-Lug
47mm
49.6mm
Lug Width
20mm
22mm
Water Resistance
200m
100m
Crystal & Dial
1 specsDial Color
—
Black
Movement
2 specsCaliber
Miyota 9075
ETA 2824
Power Reserve
42h
38h
Pricing
1 specsMSRP
$1,099
—
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