Side by side
Helgray Speedster (Racing Light Blue)vsSeiko Astron
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Speedster (Racing Light Blue)39mm
Astron42mm
Power Reserve
Speedster (Racing Light Blue)40h
Astron40h
Water Resistance
Speedster (Racing Light Blue)30m
Astron100m
MSRP
Speedster (Racing Light Blue)$299
Astron$2,500
Full specifications
Case
7 specsCategory
Chronograph
GMT
Diameter
39mm
42mm
Thickness
12mm
12.4mm
Lug-to-Lug
46mm
49.5mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
30m
100m
Crystal & Dial
2 specsAR Coating
Inner
Super-clear coating
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Miyota 6S21
5X83
Type
Automatic
Quartz
Jewels
25
14
Pricing
1 specsMSRP
$299
$2,500
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