Watch this week’s special session on the future of grading.

Mirror imaging: The French brand’s virtual try-on device shows that the future of jewelry retail has arrived. Will the house’s competitors follow its lead?

Appointment follows gemstone security company’s “significant” funding injection.

Display models: Brands are employing everything from augmented reality to non-fungible tokens.

These scannable codes are gracing high-end accessories that serve as blingy business cards.

Designer Christian Tse is working to perfect this promising production method for precious metals.

To reduce waste, companies are recycling gold and silver from discarded electronics and film.

Lab tech: Grown stones’ chemical properties are spurring progress in computing, sustainable energy, and other emerging fields.

Siobhán Duffy will take the helm at the industrial-diamond business on February 1.

Mapping technology will help evaluate rough that customers offer as collateral.