As the classic campaign slogan goes, “A diamond is forever.” You’ll wear your engagement ring for the rest of your life, so ...

Pomellato Gemme Superlative necklace in 18-karat rose gold set with tanzanites, peridots, mandarin garnets, aquamarines, ...

Diamonds of the second water are called such, which exhibit spots, clouds, or flaws; but those having an undecided color, or that are injured by other material faults, are designated as being of ...

More information: Takuto Ichikawa et al, Cooperative dynamic polaronic picture of diamond color centers, Nature ...