Side by side
Hamilton American Classic Boulton QuartzvsHelgray Speedster (Racing Light Blue)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
American Classic Boulton Quartz27mm
Speedster (Racing Light Blue)39mm
Power Reserve
American Classic Boulton Quartz40h
Speedster (Racing Light Blue)40h
Water Resistance
American Classic Boulton Quartz30m
Speedster (Racing Light Blue)30m
MSRP
American Classic Boulton Quartz$845
Speedster (Racing Light Blue)$299
Full specifications
Case
4 specsCategory
Dress
Chronograph
Diameter
27mm
39mm
Thickness
7.8mm
12mm
Lug Width
18mm
20mm
Crystal & Dial
2 specsCrystal
Mineral
Sapphire
Dial Color
White
Black
Movement
2 specsCaliber
980.163
Miyota 6S21
Type
Quartz
Automatic
Pricing
1 specsMSRP
$845
$299
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