Below you can find the The national museum of natural history placed a 22892.5-carat one of these lustrous gems on display Jeopardy Words Answer. The answer to The national museum of natural history placed a 22892.5-carat one of these lustrous gems on display has 5 letters. This clue belongs to the Gems & jewelry category and is part of Jeopardy Word Level 1766. If you scroll near the bottom you will find other clues and answers part of level 1766