9S85
Automatic
The Caliber 9S85 is a self-winding high-beat movement with a date display, utilizing a mainspring made from the proprietary SPRON530 alloy. It features an anti-magnetic and shock-resistant SPRON610 balance spring and MEMS-produced escapement components. These upgrades ensure consistent precision, verified by the strict Grand Seiko standard of -3 to +5 seconds per day.
Caliber Details
- Manufacturer
- Grand Seiko
- Type
- Automatic
- Frequency
- 36000 vph
- Power Reserve
- 55 h
- Jewels
- 37
- Diameter
- 28.40 mm
- Display
- Analog
- Hands
- Hours, Minutes, Seconds
