Kanji Learners Dictionary (Jack Halpern, 2 edition, 2013):
545
Kodansha Kanji Dictionary (Jack Halpern, 2013):
729
Morohashi Daikanwajiten (Volume 5, page 0346):
12486
New Japanese-English Character Dictionary (Jack Halpern, 1990):
652
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
1968
The New Nelson Japanese-English Character Dictionary (John Haig):
2238