Side by side
Helgray Speedster (Racing Light Blue)vsSeiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Speedster (Racing Light Blue)39mm
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition42.5mm
Power Reserve
Speedster (Racing Light Blue)40h
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition45h
Water Resistance
Speedster (Racing Light Blue)30m
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition100m
MSRP
Speedster (Racing Light Blue)$299
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition$3,000
Full specifications
Case
4 specsDiameter
39mm
42.5mm
Thickness
12mm
15.1mm
Lug-to-Lug
46mm
50mm
Water Resistance
30m
100m
Crystal & Dial
3 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Miyota 6S21
8R46
Power Reserve
40h
45h
Jewels
25
34
Pricing
1 specsMSRP
$299
$3,000
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