This extraordinary blue diamond, two-thrids the size of the Hope Diamone, was cut by French jeweler Atanik Eknayan in 1909-10. It was later sold to the Unzue family of Argentina. In 1964 Harry Winston, Inc., set it in this ring with 35 diamonds.


  • Title: Blue Heart Diamond
  • Creator: Atanik Eknayan, Harry Winston, Inc.
  • Date Created: 1909/1964
  • Location: Palabora B, South Africa, Africa
  • Type: Jewelry
  • Rights: This image was obtained from the Smithsonian Institution. The image or its contents may be protected by international copyright laws. http://www.si.edu/termsofuse
  • External Link: View this object record in the Smithsonian Institution Collections Search Center
  • Weight: 30.62ct
  • USNM Catalog Number(s): G4873
  • Photo Credit: Chip Clark, Smithsonian Institution National Museum of Natural History
  • Field: Mineral Sciences
  • Fassion: Heart Shaped Mixed
  • Color: Light Gray Blue

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