sapphire

He says we will see brightly coloured gemstones like rubies, emeralds, and sapphires take the spotlight and "a lot of asymmetrical designs and chunky, unconventional shapes".

Over 25 carats of diamonds surround the band, and an unenhanced pink sapphire sits at its center.

Despite California’s sapphire tilt, the state’s donors are the mother lode of campaign cash for both parties.

The experiments the researchers used to find this effect involved shooting tiny particles of sapphire, just millionths of a meter across, at flat sheets of metal.

He had that sapphire cut in mind when he designed mine.