All the Light We Cannot See: 7. The Third Stone Summary & Analysis

In Amiens, von Rumpel tracks down a third stone that looks like the Sea of Flames. To his dismay, the stone turns out to be another fake—he has yet to find the real gem. He thinks more and more about what he’s read about the diamond—whoever owns it will live forever. He also thinks back to the safe at the museum—it was beautiful, and designed almost like a puzzle box. He wonders who could have designed it.