Seigi Nakata, a Japanese economics student, is working at the shop of the beautiful jeweler, Richard Ranasinghe de Vulpian. Today’s customers are an elderly couple, the Tamuras. To celebrate their thirtieth anniversary, they came to Richard’s shop to find an imperial topaz. But something seems off about this cute couple…

Richard Ranasinghe de Vulpian is a brilliant and enigmatic British jewelry appraiser. Seigi Nakata is a young college student. Their worlds are as different as can be, but when a chance encounter leads Seigi to hire Richard to appraise a family heirloom, it sparks a partnership that goes well beyond that one job. Together, the duo investigate jewelry-related cases and solve mysteries, finding the secret messages hidden in the hearts of precious stones - and the hearts of those who possess them.

When Seigi Nakata rescued a handsome young jewelry appraiser from a group of drunken assailants, he got more than he bargained for! The appraiser is Richard Ranasinghe de Vulpian, a brilliant and mysterious British jewelry expert. Seigi hires him to appraise a family heirloom...and that is just the beginning. Together, they unlock the secret messages hidden in the hearts of precious stones-and those who possess them.

THE MYSTERY OF THE MISSING JEWELER Richard suddenly closes Jewelry Etranger and vanishes, leaving Seigi stunned and alone. Acting on information from Saul, Seigi makes his way to England in pursuit of his wayward boss. When the beautiful jeweler's tortured past comes back to haunt him, what's his knight in shining armor to do?!

This beautifully illustrated, heartwarming mystery romp is based on the popular light novel series that also inspired an anime! When Japanese college student Seigi Nakata rescues a handsome young jewelry appraiser from a group of drunken assailants, he gets more than he bargains for! The appraiser is Richard Ranashinha de Vulpian, a brilliant and mysterious British jewelry expert. Seigi hires Richard to appraise a ring left to Seigi by his grandmother...and the adventures are just beginning. Together, they unlock the secret messages hidden in the hearts of jewels--and those who possess them.

When Seigi Nakata rescued a handsome young jewelry appraiser from a group of drunken assailants, he got more than he bargained for! The appraiser is Richard Ranasinghe de Vulpian, a brilliant and mysterious British jewelry expert. Seigi hires him to appraise a family heirloom...and that is just the beginning. Together, they unlock the secret messages hidden in the hearts of precious stones-and those who possess them.

When Seigi Nakata rescued a handsome young jewelry appraiser from a group of drunken assailants, he got more than he bargained for! The appraiser is Richard Ranasinghe de Vulpian, a brilliant and mysterious British jewelry expert. Seigi hires him to appraise a family heirloom...and that is just the beginning. Together, they unlock the secret messages hidden in the hearts of precious stones–and those who possess them.

IN SEARCH OF THE PERFECT MATCH Seigi, an ordinary university student, works at a jewelry shop run by the decidedly not-ordinary Richard. One day, a young boy named Hajime walks in, takes out a small cat's eye gemstone, and asks Richard for a matching stone. What story lies behind this particular request?