The 8R46 is Seiko's bi-compax automatic chronograph with vertical clutch and column wheel. Features running seconds at 3, 30-minute counter at 9, and date at 6. 4Hz beat rate with ETACHRON regulator. Seiko-branded version of NE86A.
Movement Type
Automatic
Jewel Count
34 jewels
Power Reserve
45h
Frequency
28,800 vph (8 Hz)
Diameter
28.6mm
Height
7.62mm
Display Type
Analog
Rotor Type
bidirectional
Winding
Magic Lever
Shock Protection
Diashock
BRAND
SeikoTYPE
AutomaticSTATUS
In ProductionMANUFACTURE
In-houseLAUNCH YEAR
2022CALIBER FAMILY
8RCOUNTRY
JapanALSO KNOWN AS
