One of the world's rarest diamonds is up for auction - for an expected £15million. The Mediterranean Blue is a vivid blue ...

From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than ...

Abby Champion — who's engaged to Patrick Schwarzenegger — stars in Tiffany & Co.'s new campaign, modeling pieces from the ...

The new campaign features the brand's iconic Bird on a Rock brooch, alongside one-of-a-kind creations from the Blue Book 2024 ...