Family: Urwerk satellite hours
UR-4.01 is a manual-winding in-house caliber from URWERK, introduced in 2006. It displays time using the brand's signature revolving satellite hours with retrograde minutes. The movement powered the UR-201 collection and features a distinctive "Control Board" on the caseback showing power reserve and rate accuracy. Production has been discontinued.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Display Type
Analog
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
2006CALIBER FAMILY
Urwerk satellite hours