The De Grisogono 163 Carat, D Color, Flawless Emerald Cut – 163.41 ct.

This is an exceptional and extremely beautiful one-of-a-kind Diamond. It’s the largest and finest D Color Emerald Cut Diamond ever discovered. It is a unique, historical member of the World’s Natural Wonders. It is also known for its Flawless Clarity (both Internally and Externally), which is so rare among this class of diamonds. The De Grisogono 163 Carat, D Color, Flawless Emerald Cut is truly an Amazing Famous Diamond!

Gemological Info:

  • Weight: 163.41 ct.
  • Shape/Cut: Emerald Cut
  • Color: D
  • Clarity: FL
  • Proportions:
    • Depth: 69.8%
    • Table: 67.0%
    • Girdle: Very Thin to Slightly Thick
    • Culet: Very Small
  • Measurements: 36.86 x 24.95 x 17.41 mm
  • Polish: Excellent
  • Symmetry: Excellent
  • Uncut Rough Weight: 404.20 ct. (named “4 de Fevereiro”)
  • Graded by: Gemological Institute of America – GIA report 2185058201, dated 15 December 2016

Mine Origin: Lulo Diamond Project in Lunda Norte, Angola

Cutter:

Current Owner: Unknown

Last Sold By: Christie’s Auction House

  • Auction: Magnificent Jewels
  • Sale #: 14785
  • Lot #: 505

Price Sold For: $33,705,994, Geneva, November 14, 2017

History:

  • Mined in the Lulo Diamond Project in Lunda Norte, Angola on February 4, 2016
    • Recorded as the 27th Largest Rough White Diamond Ever Discovered
    • Recorded as the Largest Rough Diamond Ever Found in Angola
  • Bought by de Grisogono Founder, Fawaz Gruosi
  • Analyzed for Months in Antwerp
  • Cut by over 10 specialists of the Julius Klein Group, including master diamond cleaver, Ben Green
  • Graded by GIA on December 15, 2016
  • Sold at Christie’s Magnificent Jewels auction in Geneva on November 14, 2017
    • Broke the Record for Largest D-Flawless Diamond ever to come to auction (163.41 ct.)
    • Broke the Record Price for a D-Flawless Diamond sold at auction ($33,705,994)
de Grisogono 163 Carat D Color Flawless Emerald Cut Diamond
de Grisogono 163 Carat D Color Flawless Emerald Cut Diamond Necklace

Photo Credit: Christie’s Auction House

404.20 ct. Rough Diamond named 4 de Fevereiro

Photo Credit: Christie’s Auction House

404.20 ct. Rough Diamond named 4 de Fevereiro

Photo Credit: Christie’s Auction House