Side by side
Helgray Speedster (Racing Light Blue)vsSpinnaker Challenger Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Speedster (Racing Light Blue)39mm
Challenger Automatic42mm
Power Reserve
Speedster (Racing Light Blue)40h
Challenger Automatic40h
Water Resistance
Speedster (Racing Light Blue)30m
Challenger Automatic200m
MSRP
Speedster (Racing Light Blue)$299
Challenger Automatic$289
Full specifications
Case
7 specsCategory
Chronograph
Diver
Diameter
39mm
42mm
Thickness
12mm
19mm
Lug-to-Lug
46mm
49.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
200m
Crystal & Dial
1 specsDial Color
Black
Blue
Movement
1 specsCaliber
Miyota 6S21
SII NH35A
Pricing
1 specsMSRP
$299
$289
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