This sculptural, understated necklace is made with black onyx and a combination of fine silver and sterling silver. The silver has been surface sanded and brushed, then burnished on the edges. I like a modern and simple, yet handmade, antique look. To give the necklace a more rustic feel, I have taken the high polish luster of the onyx down a bit, but I can also make the necklace with a more polished surface, on the onyx as well as the silver. While the pendant is square on the back, the…