Diamond producer Rio Tinto announced the find earlier this week, describing it as one of the largest fancy colour yellow diamonds in Canada. It’s one of five diamonds larger than 100 carats discovered ...

On the inside, however, the thunderegg can be filled with intricately laced formations consisting of agate, jasper, opal and quartz crystals, according to the United States Department of Agriculture.

Swarovski recently reported a substantial increase in sales over the past financial year, driven by the popularity of lab-created diamonds. A recent study from the US found that 52 per cent of couples ...