TrueGold’s unique technology enables transparent supply chain for gold. TrueGold is making its mark on the industry by making its mark on gold – invisibly, with technology that allows complete ...

Aptly dubbed the Diamond Source Initiative, Tiffany & Co will be tracing the origin of diamonds 0.18 carats and larger, all of which will have a “T&Co” serial number etched in the diamond so ...

The middle tier is a yellow-gold gourmette chain set with a yellow triangle-cut Sri Lankan sapphire of 13.81 carats, placed beneath a top row of 33 brilliant-cut zircons weighing 163.71 carats and ...