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Rule 497(j)
Reg. No. 33-24778
Pursuant to Rule 497 (j) promulgated under the Securities
Act of 1933, the Registrant, Dean Witter Select Equity
Trust, Long Term Portfolio Series 124, hereby certifies as
follows:
1) the form of the prospectus that would have been filed
under paragraph (b) of Rule 497 does not differ from that
contained in the most recent amendment to the registration
statement, and
2) the text of the said amendment to the registration
statement has been filed electronically.
DEAN WITTER SELECT EQUITY TRUST,
LONG TERM PORTFOLIO SERIES 124
(Registrant)
By: Dean Witter Reynolds Inc.
Thomas Hines/s/
Thomas Hines
Authorized Signatory
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D.C. 20549
