Side by side
Robot Watches Robotic OnevsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Robotic One43.2mm
Prospex SPEEDTIMER42.5mm
Power Reserve
Robotic One55h
Prospex SPEEDTIMER45h
Water Resistance
Robotic One100m
Prospex SPEEDTIMER100m
MSRP
Robotic One—
Prospex SPEEDTIMER$3,000
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
43.2mm
42.5mm
Thickness
14.8mm
15.1mm
Lug-to-Lug
—
50mm
Lug Width
—
20mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
Super-LumiNova®
LumiBrite on hands and index(es)
Movement
3 specsCaliber
R11242
8R46
Power Reserve
55h
45h
Jewels
25
34
Pricing
1 specsMSRP
—
$3,000
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