Side by side
Helgray Speedster (Racing Light Blue)vsYema Superman Steel CMM.10
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
Superman Steel CMM.1039mm
Power Reserve
Speedster (Racing Light Blue)40h
Superman Steel CMM.1040h
Water Resistance
Speedster (Racing Light Blue)30m
Superman Steel CMM.10300m
MSRP
Speedster (Racing Light Blue)$299
Superman Steel CMM.10$1,890
Full specifications
Case
6 specsCategory
Chronograph
Diver
Thickness
12mm
11.3mm
Lug-to-Lug
46mm
—
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
300m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Steel
Movement
1 specsCaliber
Miyota 6S21
Yema CMM.10
Pricing
1 specsMSRP
$299
$1,890
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