The Seiko 5K25-0A40 is a watch model based on the 5K25 movement.
Parts List
| 280P03TNC3 | crystal |
| 45M76NT1 | crown - crown |
| FH2882B0A | case back gasket - case back gasket |
| 86177921 | crystal gasket - plastic gasket for crystal |
| 4494AB | band - band |
| 4494JB | band - band |
| 4494AB-LK3 | band - link |
| 4494JB-LKS | band - link |
| 4494JB-BK2S | clasp - buckle |
| 4494JB-PB1 | clasp - parts for buckle |
| 4494AB-BKL | clasp - buckle |
| 4494AB-PB1 | clasp - parts for buckle |
| 2AB110L0BSS | others - minute hand |
| 1AB075L0BSS | others - hour hand |
| 3AX130F0ASS | others - second hand |
| 0351892 | others - winding stem |
| 82725220 | others - case ring |
| 5K250A40WF | others - case |
| 5K250A40 | others - case back |
| 5K250A40WFZ | others - case |
| 0878906 | others - date dial |
| 4494JB-EPS | others - endpiece |
| 5K250A50XA43 | others - dial |
| 5K250A58XA43 | others - dial |
| 5K252 | others - machine code |
| 84326924 | others - dial ring |
| A200BS | others - push pin |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 5K25
Other models with the same movement
| 5K25-0A10 |
| 5K25-0A20 |
| 5K25-0A30 |
| 5K25-0A50 |
| 5K25-0A60 |
| 5K25-0A70 |
| 5K25-0A80 |
| 5K25-0A90 |
| 5K25-0B00 |
| 5K25-0B19 |