- HD 1080
- Runtime: 104m.
- Status: Released
0
- Languages: ja
- Country: Japan
- Director: Toshiya Fujita
- Stars: Misako Tanaka, Yukiji Asaoka, Eri Ishida, Kazuya Kosaka, Bang-ho Cho
- Production_studio: Toei Company
- The The Unspoiled Diamond is featured in the top rankings of 1982
- #47 in Top Romance Movies of 1982
A college student has an affair with a married, middle-aged teacher.