Yes. Crown jewels were once stolen from Dublin castle. They have never been found.
Some famous missing objects include the Crown Jewels of Ireland stolen in 1907, the Amber Room stolen during World War II, and the Mona Lisa stolen from the Louvre in 1911 before being recovered in 1913.
Shergar of Ireland
yes the have been stolen by Sir Walter Raleigh
The cast of The Stolen Jewels - 1921 includes: Colette Brettel Ernest Haigh as Insp. Haigh John Stuart Malcolm Tod
The cast of The Stolen Jewels - 1915 includes: Claude Cooper Harris Gordon as Jack Kent Morgan Jones as Detective Bryce Nellie Williams
The cast of The Stolen Jewels - 1908 includes: Linda Arvidson as The Nurse Gladys Egan as Child Florence Lawrence as Mrs. Jenkins Harry Solter as Mr. Jenkins
it was stolen because together with the diamond casket they were both worth a lot of money.
yes
There is Western speculation -- probably formulated by Victorians in the late 1800s -- that the original stone was the "...eye of a sculpted statue of the goddess Sita, the wife of Rama, the seventh avatar of Vishnu" from which it was removed. As well, the stone may have been stolen from the French crown jewels -- according to speculation. You can read more, below.
The children witnessed Mr. Avery burying a box of stolen jewels in the garden.
In the end of "The Peppermint in the Parlor" by Barbara Brooks Wallace, the mystery of the missing jewels is solved. It is revealed that Kate is the rightful owner of the jewels, and the villain is brought to justice. The wealthy family is able to recover their stolen jewels and the orphans are taken in by a loving family.
Shergar