After the 1917 revolution, Russia's new rulers debated what to do with the crown jewels. This 1925 photo shows the collection. However, a 1922 album at the U.S. Geological Survey includes photos ...

Catherine’s most impressive pieces were part of the Russian Imperial Crown Jewels, passed down to successive Romanov rulers until the monarchy was abolished in 1917 amid the Russian Revolution.

Catherine's most impressive pieces were part of the Russian Imperial Crown Jewels, passed down to successive Romanov rulers until the monarchy was abolished in 1917 amid the Russian Revolution.