A woman was left speechless after learning the true worth of her heirloom Tiffany jewelry on Antiques Roadshow.

(IDEX Online) - A 53.14-carat fancy vivid yellow diamond is expected to fetch $2.4m to $3.5m (CHF 2.15m to CHF 3.1m) when ...

Rio Tinto (ASX, LON,: RIO) has unearthed a 158.20-carat gem-quality yellow diamond at its Diavik mine, located 200 km south of the Arctic Circle in Canada’s Northwest Territories. The precious ...