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Engagement rings really should be trend-proof but we all know that's not true. Judging by the record-breaking prices that colored diamonds have recently fetched at auction, these beauties have never ...

Three important private collections will highlight Christie’s Magnificent Jewels auction, taking place November 11 at the Four Seasons Hotel des Bergues in Geneva. The collections represent royal and ...

A diamond ring featuring two colored stones was so nice, it sold for just about twice its high estimate. The Mouawad “Toi et Moi” ring hammered down for an impressive £3 million ($3.7 million) during ...

Forbes contributors publish independent expert analyses and insights. Pam Danziger reports on retail, focused on the luxury consumer market. “We are agnostic whether people buy diamonds or color; we ...