Self-winding mechanical movement with day and date calendar disc mechanism, introduced in 1988. Based on the 3130 platform with added day/date complications. Featured in the Day-Date (President) watches until replaced by the caliber 3255 in 2015. COSC certified chronometer.
Movement Type
Automatic
Jewel Count
31 jewels
Power Reserve
48h
Frequency
28,800 vph (8 Hz)
Diameter
28.5mm
Height
6mm
Display Type
Analog
Rotor Type
bidirectional
Shock Protection
KIF or Paraflex (later versions)
BRAND
RolexTYPE
AutomaticSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
1988CALIBER FAMILY
31xxCOUNTRY
SwitzerlandALSO KNOWN AS
