The Seiko 4S27-00B0 is a watch model based on the 4S27 movement.
Parts List
| 300P65S20A | crystal - crystal (sapphire) |
| 8K45D3SNS0 | crown - crown(2h) |
| 9K60C5SNS0 | crown - crown (3h) |
| 8K45D3SNG0 | crown - crown(2h) |
| 9K60C5SNG0 | crown - crown (3h) |
| 0F260BAD2 | case back gasket - case back gasket |
| DH0100B01 | case back gasket - crown and stem gasket (4h) |
| 86592250 | crystal gasket - plastic gasket for crystal |
| 86565960 | crystal gasket - plastic gasket for crystal |
| 86179271 | bezel gasket - plastic gasket for bezel |
| D1Y3DG | band - metal band |
| D1Y3DG-LK00 | band - link |
| WCH7AW | band - leather band |
| D1Y3DG-BK00 | clasp - clasp |
| 2FH125LHBDK | others - minute hand |
| 3BH040AABAE | others - small hand (6h) |
| 3BH052AABAE | others - small hand(3h) |
| 3BX135FBBNS | others - second hand |
| 1FH085LDBDK | others - hour hand |
| 1FH085LDBDP | others - hour hand |
| 2FH125LHBDP | others - minute hand |
| 3BH040AABNP | others - small hand (9h) |
| 3BH052AABNP | others - small hand(3h) |
| 3BX135FBBNP | others - second hand |
| 81507195 | others - case back screw |
| 82846715 | others - case ring |
| 0354132 | others - winding stem |
| AD006BAD1 | others - crown and stem gasket |
| 250P02SN02 | others - crystal (sapphire) |
| 4S2700B0 | others - case back |
| 4S2700B002A | others - case |
| 4S2700B003A | others - case |
| 4S2700B0XB19 | others - dial |
| 4S2700B0XL19 | others - dial |
| 4S2700E0XE19 | others - dial |
| 4S2720 | others - machine code |
| 82318056 | others - bezel |
| 82692995 | others - case back |
| D1Y3DG-BKPN | others - pin for buckle/clasp |
| D1Y3DG-BKPP | others - spring bar for buckle/clasp |
| D1Y3DG-EP00 | others - endpiece |
| 0351890 | others - winding stem |
| 89926759 | others - casing spring |
| D1Y3DG-LKPN | others - pin for link |
| S200BS | others - push pin |
| 4S2700B001A | others - case |
| 82318055 | others - bezel |
Other models with the same movement