Re-enactment of how the 726-carat Jonker diamond was discovered in South Africa in 1905 by the family of Jacobus Jonker; how it was sold to Harry Winston; and how it was cut by Lazarre Kaplan.
| Actor | Role |
|---|---|
 Pete SmithNarrator (voice) | Narrator (voice) |
 Nat CarrLa Zarre Kaplan | La Zarre Kaplan |
 John HyamsHarry Winston | Harry Winston |
 Hugh MarloweYounger Jonker | Younger Jonker |
 Louis MasonJacobus Jonker | Jacobus Jonker |
 Louis NatheauxCrook Reading Newspaper | Crook Reading Newspaper |