Seiko 8Y21-509A Watch Guide

The Seiko 8Y21-509A is a watch model based on the 8Y21 movement.

Parts List

RE1W99JV01crystal
RE1W99JV03crystal
35M37NA1crown
0F220BAA3case back gasket - case back gasket
DB0055B01case back gasket - crown and stem gasket
G1447Gband
G1447G-BK5Gclasp - clasp
2AE075L0BNGothers - minute hand
3BA125F1BNGothers - second hand
0351112others - winding stem
82808990others - case ring
8Y210250XB14others - dial
8Y21509Aothers - case back
8Y21509A75others - case
8Y2183others - machine code
A140BSothers - push pin
08SC29NGothers - second hand
07P37DGMothers - minute hand
07P37DGHothers - hour hand

Caliber 8Y21

Caliber manual pageCaliber manual pageCaliber manual pageCaliber manual pageCaliber manual page

Other models with the same movement

8Y21-0010
8Y21-0019
8Y21-0020
8Y21-0021
8Y21-0029
8Y21-0030
8Y21-0040
8Y21-0050
8Y21-0060
8Y21-5000
8Y21-5010
8Y21-5020
8Y21-5029
8Y21-5030
8Y21-5040
8Y21-5050
8Y21-5069
8Y21-5070
8Y21-5071
8Y21-5079
8Y21-5080
8Y21-5090
8Y21-5100
8Y21-510A
8Y21-5110
8Y21-5120
8Y21-512A