Elizabeth, Joyce, Ron, and Ibrahim - the Thursday Murder Club - are still riding high off their recent real-life murder case and are looking forward to a bit of peace and quiet at Cooper's Chase, their posh retirement village. But they are out of luck. An unexpected visitor - an old pal of Elizabeth's (or perhaps more than just a pal?) - arrives, desperate for her help. He has been accused of stealing diamonds worth millions from the wrong men, and...

Somebody is stealing diamonds from the jeweler Mohammed Carat! It looks like the culprit is someone on his staff, but who? Is it Luke Smith, the recently hired fitness fanatic with a taste for the finer things in life? It surely can't be Vivian Leander, the loyal shop assistant who is now short of money ... The police in the little town of Valleby are stuck, so they contact young detectives Jerry and Maya, classmates who run their own detective agency....

Lady Ella Myerston knows of the danger that haunts her brother, and she intends to put an end to it. While visiting her friend Brook, the true owner of the Fire Eyes diamonds, Ella accidentally gets entangled in an attempt to blackmail the dashing, newly reformed Lord Cayton. Will she become the next casualty of the alleged curse?

A poor art student in New York City discovers a duffel bag full of diamonds in the chaos during an attack at Grand Central Station and is pursued by the Ghost, an assassin who had murdered the bag's owner.

When a diamond goes missing from the Louvre, it is up to nine-year-old Julieta to identify the thief, exonerate her father, and return home to Boston before her baby brother is born. Includes glossary of French and Spanish words and notes about the Regent Diamond, Athena, and works of art mentioned in the book.

While on a school trip to the British Arts & Antiquities Museum, John Watson and his friends from the Baker Street Academy get involved in a mystery when the Alpine Star, a famous diamond, is stolen.

"Dink, Josh, and Ruth Rose solve a mystery at the Museum of Science"-- Provided by publisher.

When her notorious past catches up with Laine Tavish, proprietor of the antique shop Remember When, it's up to her and an enigmatic stranger named Max Gannon to find out who's chasing her-and why.