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Colombo Unveils 3,563-Carat 'Star of Pure Land,' Largest Documented Purple Star Sapphire

International valuers estimate $300–$400 million, with anonymous owners inviting offers.

Overview

  • The polished stone displays a well-defined six-ray asterism highlighted by consultant gemologist Ashan Amarasinghe.
  • The gem was reportedly discovered in 2023 at a gem pit near Rathnapura, Sri Lanka’s “city of gems.”
  • Owners say it was purchased with other stones and recognized as exceptional nearly two years later after closer examination.
  • Two laboratories have certified the sapphire’s rarity and size, according to the owners and experts cited.
  • The owners remain unidentified for security reasons and have presented the stone publicly in Colombo.