C. 1990. From our Estate collection comes a wearable work of art from designer Asch Grossbardt, a luxury jeweler known for their stunning in… C. 1990. From our Estate collection comes a wearable work of art from designer Asch Grossbardt, a luxury jeweler known for their stunning inlay designs. This striking slide pendant features carnelian, lapis, malachite, mother-of-pearl and onyx pieces arranged in a mosaic-style centerpiece. Crafted in polished sterling silver and 18kt yellow gold. Concealed bail fits up to a 5.5mm chain, sold separately. Asch Grossbardt multi-gemstone slide pendant. Exclusive, one-of-a-kind Estate Jewelry.