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 necklace features carved coral, lapis, malachite, mother-of-pearl, onyx, purple sugilite and stabilized turquoise slices arranged in a round mosaic-style pendant. Between each colorful gem, .25 ct. t.w. diamonds add their bright sparkle in 14kt white gold settings. Crafted in polished 14kt yellow gold and suspended from a cable chain with a 2" extender. Springring clasp, Asch Grossbardt multi-gemstone and diamond pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.