Side by side
Timefactors PRS-10vsUndone Undone
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
9 of 29 specs differDiameter
PRS-1039.1mm
Undone40mm
Power Reserve
PRS-10—
Undone—
Water Resistance
PRS-10100m
Undone50m
MSRP
PRS-10$302
Undone$250
Full specifications
Case
5 specsDiameter
39.1mm
40mm
Thickness
11.2mm
0mm
Lug-to-Lug
42mm
0mm
Lug Width
20mm
0mm
Water Resistance
100m
50m
Crystal & Dial
2 specsCrystal
Sapphire
—
Dial Color
Black
—
Movement
1 specsCaliber
Ronda 715Li
Seiko 9F88
Pricing
1 specsMSRP
$302
$250
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