Vintage 18k Gold Hardstone Intaglio Signet RingThis 18k yellow gold ring is set with an oval black and white hardstone intaglio, depicting a classical male sculptor at work. The finely engraved scene shows the figure seated as he carves a sculpture using a hammer and tool, a subject rooted in Greco Roman tradition and reflective of the enduring neoclassical revival seen throughout the 20th century. The intaglio is cut into the surface of the stone rather than raised, demonstrating traditional