Side by side
Feynman Timekeepers Feynman OnevsHelgray Speedster (Silver Panda)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Feynman One39mm
Speedster (Silver Panda)39mm
Power Reserve
Feynman One—
Speedster (Silver Panda)40h
Water Resistance
Feynman One50m
Speedster (Silver Panda)30m
MSRP
Feynman One$1,045
Speedster (Silver Panda)$299
Full specifications
Case
4 specsCategory
—
Chronograph
Thickness
11.5mm
12mm
Lug-to-Lug
—
46mm
Water Resistance
50m
30m
Crystal & Dial
2 specsCrystal
—
Sapphire
Dial Color
Sweet Orange
Black
Movement
3 specsCaliber
ETA 7001
Miyota 6S21
Type
Manual
Automatic
Power Reserve
—
40h
Pricing
1 specsMSRP
$1,045
$299
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