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22.09-Carat Kimberley Sunshine Diamond to Lead Heritage Auctions' Fall Fine Jewelry Sale

market-auction · 2026-09-03

Mark your calendar for September 28, because the Pragnell Kimberley Sunshine Diamond is going to be the star of Heritage Auctions' Fall Fine Jewelry Signature Auction. Weighing in at an impressive 22.09 carats, this fancy yellow diamond is not only beautiful but also Internally Flawless. It comes from the famous Kimberley Mine in South Africa and is set in a ring designed by the prestigious British jeweler Pragnell. The ring features 18k yellow gold talon claws that really make the diamond's color pop, plus a platinum band with tapered shoulders adorned with three rows of graduating diamonds. This lot includes a GIA report, Pragnell packaging, a Certificate of Origin, and a hand-drawn design. Heritage Auctions expects a lot of excitement from collectors!

Key facts

  • The diamond is 22.09 carats and fancy yellow.
  • It is Internally Flawless.
  • It originates from the Kimberley Mine in South Africa.
  • The ring was created by Pragnell, a British luxury jeweler.
  • The setting includes 18k yellow gold talon claws and a platinum band with French- and carré-cut diamonds.
  • The lot includes a GIA report, Pragnell boxes, a Certificate of Origin, and a design rendering.
  • The auction is Heritage Auctions' Fall Fine Jewelry Signature Auction on September 28.
  • The diamond is named the Pragnell Kimberley Sunshine Diamond.

Entities

Institutions

Locations

  • South Africa
  • United Kingdom

Sources