Sotheby's to auction world's largest matched pair of flawless untreated Paraíba tourmalines, setting a new benchmark for rare gemstone prices
Executive summary: Sotheby's announced it will auction a world‑record‑setting matched pair of flawless, untreated Paraíba tourmalines set in the 'Kat Florence Luminas' jewelry piece during its Hong Kong High Jewelry sale on September 17, 2026. The sale could create a new price benchmark for Paraíba tourmalines per carat and signals strong collector appetite for rare, untreated gemstones, potentially boosting Sotheby's high‑jewelry revenue.
Who is involved: Sotheby's (auction house), the owners of the Paraíba tourmalines, jewelry designer Kat Florence, and prospective high‑net‑worth bidders.
Likely next: The live auction will occur on September 17, 2026 at 02:00 EDT; post‑sale results are expected within 24 hours, after which gem trade analysts may issue updated pricing guidance.
The lot, presented as the "Kat Florence Luminas" jewelry piece, consists of two untreated Paraíba tourmalines of exceptional size and color, described as the world's largest matched pair. Scheduled for September 17, 2026 at Sotheby's Hong Kong during its High Jewelry sale, the auction highlights sustained demand among ultra‑high‑net‑worth collectors for rare colored gemstones. The outcome may establish a new price reference point for Paraíba tourmalines and influence pricing trends in the luxury gemstone market.
Timeline
- — Das weltweit größte, aufeinander abgestimmte Paar makelloser, unbehandelter Paraíba-Turmaline wird bei Sotheby's versteigert (PR Newswire)
- — La plus grande paire assortie au monde de tourmalines Paraíba sans défaut et non traitées thermiquement sera mise aux enchères chez Sotheby's (PR Newswire)
- — Florida billionaire drops $40 million on a mocked Ferrari EV at Sotheby's — and calls it philanthropy (Yahoo Finance)
Analysis — what this means
Likely next events
- Auction scheduled for 2026-09-17 at 02:00 EDT at Sotheby's Hong Kong
- Post‑sale results expected to be released within 24 hours of the auction
- Gem trade analysts may issue updated Paraíba tourmaline price guidance by end of Q4 2026
Sectors affected
- Luxury jewelry
- Gemstone trade
- Auction houses
Regulatory implications
- High‑value jewelry transactions above $10,000 trigger antimoney‑laundering (AML) reporting requirements in Hong Kong and the United States
Historical parallels
- Sale of the 'Blue Moon' diamond at Sotheby's Geneva in November 2015 for $48.4 million
- Sale of the 'Oppenheimer Blue' diamond at Sotheby's Geneva in May 2016 for $57.5 million
Key entities
Sources
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