Plus, diamond sales are dropping globally.
Plus, artist Tom Sachs on creative leadership and his ongoing relationship with Nike.
Investigating the potential impact of the brand's recently announced sourcing initiative.
L'Ecole Van Cleef & Arpels is sharing the art of fine jewelry with the general public.
And how we can fix it.
Plus, the world’s biggest uncut diamond goes to auction.
Citrine and emeralds and rubies, oh my!