The Hidden Gem short story collection is a series of short stories from the point-of-view of the title characters.  The shorts are meant to be read (in no particular order) between Hidden Gem 4: Every Pearl Has Its Oyster and Hidden Gem 5: Diamonds Are Forever.

The shorts are available individually on Amazon and Barnes & Noble, and in a single collection by the name of Hidden Gem Short Story Collection on iTunes, Kobo, Smashwords, etc.