The 6R27 is an automatic movement based on the 6R15 with pointer date subdial at 6 o'clock and power reserve indicator at 9 o'clock. Features 4Hz beat rate (28,800 vph), ETACHRON regulator, and Spron 510 mainspring. Used in Seiko Presage models.
Movement Type
Automatic
Jewel Count
29 jewels
Power Reserve
45h
Frequency
28,800 vph (8 Hz)
Diameter
27.4mm
Height
5.32mm
Display Type
Analog
Rotor Type
bidirectional
Winding
ball bearing
Shock Protection
Diashock
BRAND
SeikoTYPE
AutomaticSTATUS
In ProductionMANUFACTURE
In-houseLAUNCH YEAR
2016CALIBER FAMILY
6RCOUNTRY
Japan