The Seiko 1N01-5B99 is a watch model based on the 1N01 movement.
Parts List
| BA1A48JB0A | crystal - crystal |
| 30MF8NG1 | crown - crown |
| 0E150NA1S | case back gasket - case back gasket |
| 44L1XQ | band - band |
| 44L1XQ-LK3 | band - link |
| 44L1XQ-BKL | clasp - buckle |
| 44L1XQ-PB1 | clasp - parts for buckle |
| 3BA075F0BNG | others - second hand |
| 2BG047L0BDG | others - minute hand |
| 1BG030L0BDG | others - hour hand |
| 81604259 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| 82830340 | others - case ring |
| 0351807 | others - winding stem |
| 1N015B9929Z | others - case |
| 1N015B99 | others - case back |
| 1N011G08XS14 | others - dial |
| 1N019 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |
Caliber 1N01
