The Seiko 3Y03-0A10 is a watch model based on the 3Y03 movement.
Parts List
| 195T20ADG1 | crystal |
| 195T20ADS1 | crystal |
| 195T20AD | crystal |
| 30MB6NS1 | crown |
| 30MB6NA1 | crown |
| 0A1800N01 | case back gasket |
| EZ0035B0 | case back gasket |
| B5493J | band |
| B5493S | band |
| B5493C | band - metal band |
| B5493C-LKG | band - link |
| B5493G-LKG | band - link |
| B5493K-LKG | band - link |
| B5493L-LKG | band - link |
| B5493K | band |
| B5493L | band |
| B5493G | band |
| B5493L-PB1 | clasp - parts for buckle/clasp |
| B5493K-PB1 | clasp - parts for buckle/clasp |
| B5493L-BK1S | clasp - clasp |
| B5493G-PB1 | clasp - parts for buckle/clasp |
| B5493K-BK1G | clasp - clasp |
| B5493C-PB1 | clasp - parts for buckle/clasp |
| B5493G-BK1G | clasp - clasp |
| B5493C-BK1S | clasp - clasp |
| 07SC02NG | others - second hand |
| 07SC02NS | others - second hand |
| A120BS | others - push pin (for lb) |
| 0801752 | others - date dial |
| 0866575 | others - holding ring for dial |
| 3Y030A10 | others - case back |
| 3Y030A1061 | others - case |
| 3Y030A1075 | others - case |
| 3Y030A1098 | others - case |
| 3Y030A1LXG14 | others - dial |
| 3Y030A1LXN14 | others - dial |
| 3Y030A1LXS13 | others - dial |
| 3Y030A1WXG14 | others - dial |
| 3Y030A1WXN14 | others - dial |
| 3Y030A1WXS13 | others - dial |
| 3Y037 | others - machine code |
| 82362601 | others - decorative bezel |
| 82362609 | others - decorative bezel |
| 0351546 | others - winding stem |
| 82804020 | others - case ring |
| EZ0035B01 | others - crown and stem gasket |
| 07TC8KSM | others - minute hand |
| 07TC8KGM | others - minute hand |
| 07TC8KSH | others - hour hand |
| 07TC8KGH | others - hour hand |