Miyota 8205 caliber vs Miyota 821A caliber: specs compared
Updated 05 September 2026.
1
specs differ
Miyota 8205 caliber and Miyota 821A caliber differ on 1 spec: calendar / layout.
| Spec | Miyota 8205 caliber | Miyota 821A caliber |
|---|---|---|
| Maker | Citizen Miyota | Citizen Miyota |
| Size | 11 1/2 ligne | 11 1/2 ligne |
| Casing diameter | 26.00 mm | 26.00 mm |
| Movement height | 5.67 mm | 5.67 mm |
| Frequency | 21,600 A/h (3 Hz) | 21,600 A/h (3 Hz) |
| Jewels | 21 | 21 |
| Winding | automatic, unidirectional | automatic, unidirectional |
| Calendar / layout | centre seconds, day and date at 3 | centre seconds, date at 3 |
| Hand fitting | hour 1.50 / minute 0.90 / second 0.20 mm (bore) | hour 1.50 / minute 0.90 / second 0.20 mm (bore) |
| Stem | 8200-series stem | 8200-series stem |
| Power reserve | approx. 42 h | approx. 42 h |
Questions and answers
How do Miyota 8205 caliber and Miyota 821A caliber compare?
Miyota 8205 caliber and Miyota 821A caliber differ on 1 spec: calendar / layout.