Side by side
Timefactors Speedbird PRS-51vsOblvlo XM Night Skeleton
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Speedbird PRS-5136mm
XM Night Skeleton42mm
Power Reserve
Speedbird PRS-51—
XM Night Skeleton40h
Water Resistance
Speedbird PRS-51100m
XM Night Skeleton50m
MSRP
Speedbird PRS-51$436
XM Night Skeleton$299
Full specifications
Case
6 specsCategory
—
Skeleton
Diameter
36mm
42mm
Thickness
11.4mm
12mm
Lug-to-Lug
42mm
46mm
Lug Width
18mm
20mm
Water Resistance
100m
50m
Crystal & Dial
1 specsLume
SuperLuminova X1-C3
Super-LumiNova
Movement
2 specsCaliber
Miyota 9015
—
Power Reserve
—
40h
Pricing
1 specsMSRP
$436
$299
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