The Seiko 1230-5709 is a watch model based on the 1230 movement.
Parts List
| BA2W17SN00 | crystal |
| 25M15DA1 | crown - crown |
| 0Z0034B01 | case back gasket - crown and stem gasket |
| 0F160BAA1 | case back gasket |
| B5242D | band - metal band |
| B5242D-LKG | band - link |
| B5242D-PB1 | clasp - parts for buckle/clasp |
| B5242D-BK4S | clasp - clasp |
| 06L15DGM | hand - minute hand |
| 06L23DGH | hand - hour hand |
| 06L23DGM | hand - minute hand |
| 06L15DGH | others - hour hand |
| 81606479 | others - bracelet fixing pin |
| 12300860XB14 | others - dial |
| 12305709TN | others - case |
| 123090 | others - machine code |
Caliber 1230
