HOPEDIAMOND
| Date | Clue |
|---|---|
| 2020-02-25 | 45 1/2-carat gem at the National Museum of Natural History [Rhode Island] |
| 2016-07-18 | Large gem in the Smithsonian |
| 2011-02-01 | Large gem in the Smithsonian |
| 2009-11-12 | Subject of a renowned curse |
| 2005-03-28 | Famous large deep-blue rock |