An Antiques Roadshow guest was emotional as her grandmother's pendant was given an unexpected and extortionate value.

Designed by Gianmaria Buccellati, the “Gran Dama” brooch celebrates pregnancy through its centerpiece 98.67 ct Melo pearl. Photo by Orasa Weldon. After a surge in popularity during the 19th century, ...

The antique specialist subsequently valued the elegant pearl and diamond brooch pendant at a considerably higher sum of £1,500 to £2,000. She exclaimed in awe over another piece: "And then ...