Engagement rings are a big deal in a couple’s life. But as time passes, a lot of couples think about upgrading their rings to match their changing style or to celebrate milestones. The big question ...

Fancy colored diamonds, colored gems and signed jewels will be featured at New York auctions from Phillips and Bonhams in ...

where White presented Dobrev with a 5-carat diamond ring by Lorraine Schwartz. The sparkler is an oval-shaped solitaire diamond set on a yellow-gold band. "I went into shock," Dobrev told the ...