There are 4 series with the name: Diamond Trilogy
Diamond Trilogy Books in Order
Books by Justine Elyot1. Diamond (2015)
2. Hearts and Diamonds (2015)
3. Diamonds Forever (2015)
The Diamond Trilogy Books in Order
Books by Skye Warren1. Diamond in the Rough (2020)
2. Gold Mine (2020)
3. Silver Lining (2020)
The Diamond Trilogy Books in Order
Books by Elizabeth Hayley1. Dazzling: The Diamond Trilogy, Book I (2016)
2. Radiant: The Diamond Trilogy, Book II (2016)
3. Exquisite: The Diamond Trilogy, Book III (2017)
The Hope Diamond Trilogy Books in Order
Books by Jessica Peterson1. The Gentleman Jewel Thief (2014)
2. The Millionaire Rogue (2015)
3. The Undercover Scoundrel (2015)