Namely: an emerald brooch from the collection of Queen Ena of Spain. The piece, auctioned off by Christie's Auction House, is an early 20th-century emerald and diamond brooch. It is made in a ...

The set's value is estimated between $200,000 to $300,000. Art Deco Emerald and Diamond Brooch: Estimated Value $100,000 to ...

Queen Camilla paid a sweet tribute to her late mother-in-law today, Queen Elizabeth II, as she attended the Maundy Service at ...