Side by side
Seestern S456 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
16 of 29 specs differDiameter
S456 GMT41mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
S456 GMT41hh
S4 Blackout P9427 Spitfire38h
Water Resistance
S456 GMT200m
S4 Blackout P9427 Spitfire100m
MSRP
S456 GMT$299
S4 Blackout P9427 Spitfire—
Full specifications
Case
8 specsCategory
GMT
—
Diameter
41mm
44mm
Thickness
13mm
14.1mm
Lug-to-Lug
49mm
49.6mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
200m
100m
Crystal & Dial
2 specsDial Color
Sunray style, applied and Diamond cut Indices, C1 lume
Black
Lume
C1
None
Movement
5 specsCaliber
Seiko NH34
ETA 2824
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
38h
Jewels
24
25
Complications
GMT
None
Pricing
1 specsMSRP
$299
—
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