The Seiko YM56-0A30 is a watch model based on the YM56 movement.
Parts List
| 330P08LR03 | crystal - crystal |
| 0351580 | crown - winding stem |
| 8K45C2SNW1 | crown - crown |
| FH3080B0A | case back gasket - case back gasket |
| 86566900 | crystal gasket - crystal plastic gasket |
| A35A07SMS0A | pusher - button |
| F120GG | band - band |
| 3AA040F0AAV | others - small hand(12h) |
| 3AA040F0AAW | others - small hand (6h) |
| 3AX135F0ARR | others - second hand |
| 3AX135F0ART | others - second hand |
| 1CX027F0BAE | others - sub hand |
| 3AA040F0AAT | others - sub hand |
| 1AB080S2BSS | others - hour hand |
| 2BB115S0BSS | others - minute hand |
| 3AA030F0AAW | others - small hand (9h) |
| 83200273 | others - button spring clip |
| 81351630 | others - button spring |
| AD006BAD1 | others - crown and stem gasket |
| YM560A30WF | others - case |
| YM560A30WFA | others - case |
| A180BS | others - push pin |
| 0Z0060B01 | others - crown and stem gasket |