Side by side
Gruppo Gamma Field III 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
11 of 29 specs differDiameter
Field III GMT40mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Field III GMT41h
S4 Blackout P9427 Spitfire38h
Water Resistance
Field III GMT200m
S4 Blackout P9427 Spitfire100m
MSRP
Field III GMT$459
S4 Blackout P9427 Spitfire—
Full specifications
Case
5 specsCategory
GMT
—
Diameter
40mm
44mm
Thickness
14mm
14.1mm
Lug-to-Lug
48.5mm
49.6mm
Water Resistance
200m
100m
Crystal & Dial
2 specsAR Coating
Yes
Inner
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Seiko Instruments NH38A
ETA 2824
Power Reserve
41h
38h
Complications
GMT
None
Pricing
1 specsMSRP
$459
—
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