Juliana Aurora Borealis Black Crystal Necklace and Earrings Shimmering with color, the aurora borealis adds some excitement to the black diamond crystal beads on this lively necklace and earrings from DeLizza and Elster. For additional sparkle, there are black diamond rhinestones in a golden setting behind the dangling crystals. Unsigned, attribution based on construction, necklace measures 15-1/2" by 1-3/4", earrings measure 1-1/4" by 1". Excellent condition.