- Who
- Medici Collection LLC
- What
- 764 carat(s)
- Where
- United States (Los Angeles)
- When
The largest cut grandidierite weighs 764 carats (152.8 g), and is owned by the Medici Collection, LLC (USA) as verified on 9 March 2020.
Dion and his family have been avid collections of rare gemstones for many decades and have amassed larger collections of gemstones and minerals.