The Seiko V401-1770 is a watch model based on the V401 movement.
Parts List
| 190A25JN02 | crystal - crystal (inorganic) |
| 30M83NN5 | crown |
| 30M83NN9 | crown |
| 30M83NS7 | crown - crown |
| 0F170BA1S | case back gasket - case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| 44F1JB | band - band |
| 44F1KB | band - band |
| 44F1JB-LKS | band - link |
| 44F1KB-LKG | band - link |
| 44F1KB-BK2G | clasp - buckle |
| 44F1KB-PB1 | clasp - parts for buckle |
| 44F1JB-BK2S | clasp - buckle |
| 44F1JB-PB1 | clasp - parts for buckle |
| 2AB072A1BNS | others - minute hand |
| 3BA075F1BNG | others - second hand |
| 3BA075F1BNS | others - second hand |
| 1AB055A1BNS | others - hour hand |
| 1AB055A1BNG | others - hour hand |
| 2AB072A1BNG | others - minute hand |
| 0351156 | others - winding stem |
| 81604259 | others - bracelet fixing pin |
| 81190075 | others - bracelet fixing pipe |
| 81607799 | others - bracelet fixing pin |
| 82809650 | others - case ring |
| V401177075A | others - case |
| 82293251 | others - bezel |
| V4011770 | others - case back |
| 44F1KB-EPG | others - endpiece |
| V40110 | others - machine code |
| V4015461XS13 | others - dial |
| V4015461XS24 | others - dial |
| V4015461XS34 | others - dial |
| V4015461XS44 | others - dial |
| V40117707LA | others - case |
| 82293255 | others - bezel |
| V40117707XA | others - case |
| 82293256 | others - bezel |
| 44F1JB-EPS | others - endpiece |
| V401177079A | others - case |
| 82293252 | others - bezel |