Here’s a list of the costliest women-focused solitaire diamond necklaces, bangles, rings, and other ornaments in the world. These pieces are renowned for their exceptional craftsmanship, rare gemstones, and historical or cultural significance. Many of them are one-of-a-kind creations by legendary jewelers like Cartier, Harry Winston, Graff, and Van Cleef & Arpels.

The Graff Venus Ring

• Price: $40 million

• Details: A 118.78-carat white diamond, the largest D-flawless heart-shaped diamond in the world, set in a platinum ring.

The Blue Moon of Josephine Necklace

• Price: $48.4 million

• Details: A 12.03-carat fancy vivid blue diamond set in a pendant necklace. It was sold at auction to Hong Kong billionaire Joseph Lau for his daughter, Josephine.

The Oppenheimer Blue Diamond Ring

• Price: $57.5 million

• Details: A 14.62-carat fancy vivid blue diamond, the largest of its kind ever auctioned. Set in a simple yet elegant platinum ring.

The L’Incomparable Diamond Necklace

• Price: $55 million

• Details: Featuring a 407.48-carat yellow diamond, the largest internally flawless diamond in the world. The necklace is adorned with 90 smaller white and yellow diamonds.

The Winston Blue Diamond Ring

• Price: $23.8 million

• Details: A 13.22-carat fancy vivid blue diamond set in a platinum ring by Harry Winston. Known for its exceptional color and clarity.

The Hutton-Mdivani Jadeite Necklace

• Price: $27.4 million

• Details: A necklace made of 27 rare, translucent jadeite beads, once owned by heiress Barbara Hutton. The clasp is set with diamonds and rubies.

The Graff Peacock Brooch

• Price: $100 million

• Details: A stunning brooch featuring a 20.02-carat blue diamond as the peacock’s body, surrounded by white diamonds, sapphires, and emeralds.

The Heart of the Ocean Diamond Necklace

• Price: $20 million (estimated)

• Details: Inspired by the Titanic, this necklace features a 15-carat blue diamond surrounded by white diamonds, set in platinum.

The Cartier Tutti Frutti Bracelet

• Price: $1.3 million+

• Details: A vintage Cartier piece featuring carved emeralds, rubies, and sapphires set in platinum with diamond accents. Rare and highly collectible.

The De Beers Millennium Jewel 4 Necklace

• Price: $30 million

• Details: A necklace featuring 10 rare blue diamonds, the largest being a 5.16-carat fancy vivid blue diamond.

The Pink Promise Diamond Ring

• Price: $32 million

• Details: A 14.93-carat fancy vivid pink diamond set in a platinum ring by Harry Winston. One of the most expensive rings ever sold.

 The Marie Antoinette Earrings

• Price: $37 million

• Details: A pair of diamond earrings once owned by Marie Antoinette. Each earring features a large pear-shaped diamond surrounded by smaller diamonds.

The Graff Constellation Necklace

• Price: $55 million

• Details: A necklace featuring a 102.79-carat white diamond, the largest D-flawless round diamond ever auctioned.

The Bulgari Blue Diamond Ring

• Price: $15.7 million

• Details: A 10.95-carat fancy vivid blue diamond set in a platinum ring by Bulgari. Known for its exceptional color and brilliance.