A Cartier diamond and turquoise tiara once owned by Nancy Astor, an American-born British politician who became the first woman to take a seat in the House of Commons, is set to be auctioned next week ...

while delicate butterflies crafted from a kaleidoscope of rare diamonds appear to flutter atop petals that shimmer with rose-cut brilliance. The necklace is complemented by matching diamond ...

These dazzling jewels from from names like Harry Winston feature colored stones, archive-inspired designs, and more that make ...

A little black gown is always a good idea, especially adorned by a beautiful diamond necklace. Emily Mortimer ... paved with diamonds and set with rose-cut diamonds on white gold, which gave ...

Priscilla Chan's diamond necklace at a recent event drew attention ... questioning whether its crystals were rose-cut or rough diamonds. Followers speculated on its value and authenticity ...

(Perhaps a nod to Rose’s iconic necklace from Titanic?) Oh, and she wore a matching sapphire and diamond ring. Gilbert Flores/Variety via Getty Images The singer, who rose to prominence as a ...

“The Cartier Astor turquoise and diamond tiara heading to auction is set throughout with old brilliant, single, and rose-cut diamonds ... a Tiffany & Co. diamond necklace, chandelier earrings ...