19.51 Carat Harry Winston Diamond Ring to Highlight Sotheby’s September Auction

September is prime apple-picking time, but jewelry lovers might be more in the mood for carats next month.

A 19.51 ct. platinum and diamond ring from Harry Winston will lead Sotheby’s Important Jewels auction on Sept. 24 in New York City and is expected to sell for $1.2 million–$1.8 million.

19.51 ct. platinum and diamond ring

It’s not the only mega-diamond sure to raise people’s eyebrows and paddles. A 15.10 ct. platinum and diamond ring from a private collector is estimated to sell at auction for $1.25 million–$1.75 million.

Other highlights include:

  • A platinum, palladium, and diamond triple-band cuff bracelet worn by the late animal welfare activist Elisabeth Lewyt on her wedding day is expected to rake in $40,000–$60,000.

  • A 1.08 ct. platinum, fancy vivid blue diamond could bring in $450,000–$650,000.

  • A platinum, diamond, and colored stone “rose” bracelet from Tiffany & Co. is expected to sell for $150,000–$200,000.

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