Seiko 7A28 Movement Models

Revisions Intro Legend

Models (thumbnails from JDM catalogs):

7A28-5000 / SBBJ001, SBBJ0011	7A28-500A / SBBJ003, SBBJ0031	7A28-7A00 / SBBJ005, SBBJ0051, SBBJ007, SBBJ0071	7A28-7130 / SCAY018, SCAY0181	7A28-6010 / SCAY980, SCAY9801
7A28-6020 / SCAY990, SCAY9901	7A28-703A / SPR001, SPR001J0, SPR001J1, SPR001J8, SPR001J9	7A28-703B / SPR005	7A28-7020 / SPR007, SPR010 – James Bond	7A28-702A / SPR009
7A28-7040 / SPR013 / R.O.W. model?	7A28-7029 / SPR014J, SPR014J0, SPR014J1, SPR014J8, SPR014J9	7A28-7039 / SPR015J, SPR015J1, SPR015J8, SPR015J9	7A28-7049 / SPR017J, SPR017J1, SPR017J8, SPR017J9 / U.S. model?	7A28-7001 / SPR019J0, SPR019J1, SPR019J8, SPR019J9
7A28-7000 / SPR019J0, SPR019J1, SPR019J8, SPR019J9	7A28-7080 / SPR023, SPR023J0, SPR023J1, SPR023J8, SPR023J9	7A28-707A / SPR027	7A28-7070 / SPR029	7A28-7009 / SPR031J, SPR031J1, SPR031J8, SPR031J9
7A28-7008 /SPR031J, SPR031J1, SPR031J8, SPR031J9	7A28-7069 / SPR035J, SPR035J1, SPR035J7, SPR035J8, SPR035J9	7A28-7079 / SPR037J9	7A28-6000 / SPR039, SPR039J0, SPR039J1, SPR039J8, SPR039J9	7A28-6030 / SPR042J0, SPR042J1, SPR042J4, SPR042J8, SPR042J9
7A28-6050 / SPR046J0, SPR046J1, SPR046J4, SPR046J8, SPR046J9	7A28-7120 / SPR047J, SPR047J0, SPR047J1	7A28-6009 / SPR049J, SPR049J1, SPR049J8, SPR049J9	7A28-7010 / SSAY010, SSAY0101,	7A28-701A / SSAY018, SSAY0181
7A28-7040 / SSAY028, SSAY0281	7A28-7050 / SSAY038, SSAY0381	7A28-6000 / SSAY048, SSAY0481 - Bishop	7A28-7000 / SSAY058, SSAY0581	7A28-7001 / SSAY068, SSAY0681 – Ripley
7A28-7110 / SSAY078, SSAY0781	7A28-7090 / SSAY080, SSAY0801, SSAY08P, SSAY08P1	7A28-7140 / SSAY08S, SSAY08S1	7A28-7100 / SSAY091, SSAY0911	7A28-710A / SSAY0971
7A28-605B / SZLM002, SZLM0021	7A28-605A / SZLM004, SZLM0041