Miyota · 90 series
9075
An automatic GMT movement with a central GMT hand and individual adjustment of the local hour hand.
At a glance
- Type
- Automatic mechanical
- Display / complication
- GMT
- Architecture
- Automatic GMT
- Timebase
- 28,800 vph / 4 Hz
- Power reserve
- Approx. 42 h
- Movement height
- 4.92 mm
- Jewels
- 24
Reference sources reviewed 7 November 2026. Published specifications, not independent measurements. Versions and complete-watch specifications can differ; fields without a verified figure are omitted or identified.
What distinguishes it
Look beyond the reference.
Independent local-hour adjustment is useful when changing time zones. This is the key operational distinction from a GMT movement with an independently adjusted 24-hour hand.