| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2000 | 978-1-887651-04-2 | Fred Ward | Opals (Fred Ward Gem Book) |
| 2001 | 978-1-887651-05-9 | Fred Ward | Emeralds (Fred Ward Gem Books) |
| '' | 978-1-887651-06-6 | '' | Jade (Fred Ward Gem Book) |
| 2002 | 978-1-887651-08-0 | '' | Pearls (Fred Ward Gem Book) |
| 2003 | 978-1-887651-09-7 | '' | Diamonds, Third Edition (Ward, Fred, Gem Book Series.) |
| '' | 978-1-887651-10-3 | '' | Rubies & Sapphires, Fourth Edition |
| 2008 | 978-1-887651-12-7 | Fred Ward · Charlotte Ward | Phenomenal Gems (Ward, Fred, Gem Book Series.) (Fred Ward Gem Series) |
| 2010 | 978-1-887651-15-8 | Fred Ward · Charlotte Ward | Emeralds (Fred Ward Gem Books) |