Sapphires can produce a beautiful “star effect,” or asterism when they catch the light. This occurs when natural inclusions create a star pattern of rays on the surface of a cabochon-cut ...

It is the featured pendant on a necklace comprised of 70 black star sapphires, totaling an additional 104.42 carats. ... double-cabochon star sapphire has not been treated by heat or other ...

The $100 million cabochon-cut star sapphire flaunts a distinctly unique six-rayed beauty and is believed to have been mined at an undisclosed site, around August last year, ...

The world’s biggest blue star sapphire — weighing in at 1,404.49 carats, equivalent to about 280g — has been found in a mine in Sri Lanka. Local gemologists say the gem is worth at least ...

Cabochon-cut stones have been shaped and polished rather than faceted, and Anne's cabochon sapphire gives her engagement ring a timeless finish. Judging by her two engagement rings, Princess Anne ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Emeralds are green, rubies are red and sapphires? Well, sapphires are not always blue. Depending on their ...

The piece is the Empress Maria Feodorovna's Sapphire Brooch, and dates back to 1866. Related articles Meghan Markle: Why has she still not worn Queen’s jewellery?