jewelry

Realgar (arsenic sulfide), the bright red gem material in this photo, is highly toxic and has historically been used as a poison. Photo by Géry…

Two teardrop-shaped freshwater pearls with diamond accents and pear-cut rubellites. © Urth Kandi Jewelry. Used with permission.

9 mm golden South Sea pearl with light to medium color. © Urth Kandi Jewelry. Used with permission.

13 mm white South Sea pearl earrings with silver overtones in diamond pavé ribbon settings. © Urth Kandi Jewelry. Used with permission.

Cut in a sugarloaf cabochon, this 8.51-ct watermelon tourmaline has a thin green rind. Design by Michael Endlich. Photo by Sarah Francis. © Pavé…

Watermelon tourmaline slices dangle below brilliant green sapphires in these versatile dress up/dress down earrings. Design by Michael Endlich.…

14 mm Tahitian pearl with silver overtone in a white gold-plated setting with cubic zirconia accents. © Urth Kandi Jewelry. Used with permission.…

Very large, very round cultured freshwater pearls from China, set in an interchangeable necklace and matched pearl and wood ring. Jewelry and…

Three freshwater pearls in peach, pink, and white, strung on 14k rose gold choker. The white pearl has a pink overtone. © Urth Kandi Jewelry. Used…