Side by side
Spinnaker Bradner 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
10 of 29 specs differDiameter
Bradner GMT42mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Bradner GMT40h
S4 Blackout P9427 Spitfire38h
Water Resistance
Bradner GMT180m
S4 Blackout P9427 Spitfire100m
MSRP
Bradner GMT$299
S4 Blackout P9427 Spitfire—
Full specifications
Case
6 specsCategory
GMT
—
Diameter
42mm
44mm
Thickness
15mm
14.1mm
Lug-to-Lug
50mm
49.6mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
180m
100m
Crystal & Dial
1 specsDial Color
Brown
Black
Movement
2 specsCaliber
Seiko NH34A
ETA 2824
Power Reserve
40h
38h
Pricing
1 specsMSRP
$299
—
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