The Seiko H801-6021 is a watch model based on the H801 movement.
Parts List
| 260P27HN03 | crystal |
| 260P27HN | crystal |
| 1E45A7SNG0 | crown |
| FE308BAA1 | case back gasket - case back gasket |
| 0G290BA11 | case back gasket - rotating bezel gasket |
| 0G290BA1 | case back gasket |
| 86580895 | crystal gasket |
| 80631211 | pusher |
| AD006BAA1 | pusher - button gasket |
| B1833L | band |
| B1833L-LKG | band - link |
| B1833L-PB1 | clasp - parts for buckle/clasp |
| B1833L-BK2S | clasp - clasp |
| B1833L-EPG | others - endpiece |
| H80121 | others - machine code |
| H80160216Y | others - case |
| H801602MXL14 | others - dial |
| 82817550 | others - case ring |
| 81332819 | others - click spring |
| 84310355 | others - dial ring |
| 86013435 | others - rotating bezel |
| A190CS | others - push pin |
| 83200273 | others - button spring clip |
| 81351630 | others - button spring |
| 1AB075LCBBG | others - hour hand |
| 0A0150B0A | others - crown and stem gasket |
| 3AX110F3ALG | others - second hand |
| 89995390 | others - pusher spacer |
| 2AB105LBBBG | others - minute hand |