Fresh faces on show: Colorful dials, comfort sizing, and contemporary twists on classics dominated the debuts at the Geneva fair.

A study in yellow: Boasting almost 217 carats of fancy-colored diamonds, the Jacob & Co. Billionaire Timeless Treasure is a golden-hued masterpiece.

Women of the hour: Phillips specialist Isabella Proia offers five tips for selling to this growing demographic.

A class of its own: Lecturer Vanessa Cron delves into the cultural significance of the pieces we wear.

Star lot: The finders of this 55-carat ruby – the largest to go up for auction – hope to boost publicity for Mozambican stones.

The power of personality: With the Christie’s spring sales full of pieces from prominent owners, the stories of these figures help capture buyers’ interest.

As the company’s new global jewelry head, he’s managing not just the auction house’s offerings, but thousands of appreciative Instagram followers.

Hiding unethical practices behind a veneer of sustainability is a serious issue in the luxury sector.

Behind the gavel: Introducing the auction house’s senior vice president for luxury sales in Dubai.

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?