We follow the beautiful jeweler Richard Ranashina Dvorpian and the bright, young student Seigi Nakata as they unravel mysteries connected to different jewels.
The series is based on a light novel series by Nanako Tsujima (story) and Utako Yukihiro (art).
Nanako Tsujima
Tarou Iwasaki
Mariko Kunisawa
Utako Yukihiro
Natsuko Kondo
Masakazu Kawazoe
Norikazu Kamibayashi
Shuka
Takahiro Sakurai
Yuma Uchida
Shuka
(c)辻村七子/集英社・宝石商リチャード氏の謎鑑定製作委員会