The Seiko 4S27-00C0 is a watch model based on the 4S27 movement.
Parts List
| 300P71S20A | crystal - crystal (sapphire) |
| 8K50D8SNW1 | crown - crown |
| 9K60D1SNS0 | crown - crown (3h) |
| FE318BAD2 | case back gasket - case back gasket |
| DH0100B01 | case back gasket - crown and stem gasket (4h) |
| 86622135 | crystal gasket - plastic gasket for crystal |
| 86622130 | crystal gasket - plastic gasket for crystal |
| 86583440 | bezel gasket - plastic gasket for bezel |
| D255DG | band - band |
| DEY3AW | band - leather band |
| D255DG-BK00 | clasp - clasp |
| 1FE085LEBE3 | others - hour hand |
| 2FE130LDBE3 | others - minute hand |
| 3BG037LABD3 | others - small hand (9h) |
| 3BX042LABD3 | others - small hand(3h) |
| 3BX130FBBN3 | others - second hand |
| 1FE085LEBEJ | others - hour hand |
| 2FE130LDBEJ | others - minute hand |
| 3BG037LABDJ | others - small hand (9h) |
| 3BX042LABDJ | others - small hand(3h) |
| 3BX130FBBNS | others - second hand |
| 4S2700C0 | others - case back |
| 4S2700C002A | others - case |
| 82318395 | others - bezel |
| 4S2700C001A | others - case |
| AD006BAD1 | others - crown and stem gasket |
| 0354132 | others - winding stem |
| 0351890 | others - winding stem |
| 89926759 | others - casing spring |
| 82846715 | others - case ring |
| 4S2700C0XB13 | others - dial |
| 4S2700C0XS1Z | others - dial |
| 4S2700D0XB13 | others - dial |
| 4S2720 | others - machine code |
| D255DG-BKPN | others - pin for buckle/clasp |
| D255DG-BKPP | others - spring bar for buckle/clasp |
| D255DG-LKPN | others - pin for link |
| S200BS | others - push pin |
| 82318355 | others - bezel |
Other models with the same movement