limited edition
US /ˌlɪm.ɪ.tɪd ɪˈdɪʃ.ən/
UK /ˌlɪm.ɪ.tɪd ɪˈdɪʃ.ən/

1.
an item of which only a limited number have been produced, especially as a collector's item
:
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The new sports car will be a limited edition.
•
I managed to get my hands on a limited edition comic book.