Side by side
Spinnaker Challenger AutomaticvsWilliam Wood Go You Big Red Fire Engine Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Challenger Automatic42mm
Go You Big Red Fire Engine Watch41mm
Power Reserve
Challenger Automatic40h
Go You Big Red Fire Engine Watch40h
Water Resistance
Challenger Automatic200m
Go You Big Red Fire Engine Watch100m
MSRP
Challenger Automatic$289
Go You Big Red Fire Engine Watch$895
Full specifications
Case
5 specsDiameter
42mm
41mm
Thickness
19mm
15mm
Lug-to-Lug
49.5mm
49mm
Lug Width
22mm
20mm
Water Resistance
200m
100m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Blue
Red
Movement
1 specsCaliber
SII NH35A
Seiko NH35
Pricing
1 specsMSRP
$289
$895
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