<http://schema.org/description>
"MAUBOUSSIN, Paris\r\n\r\n18ct (750\u00B0/oo) yellow gold ring set with an oval amethyst in bezel setting with two geometrical mother of pearl motif shoulders. \r\nSigned Mauboussin and  inner shank numbered.\r\n\r\nRing size : 53 - M-1/2 (UK); 6-1/4 (US)\r\n\r\nGross weight : 11.6g (0.37oz).\r\nAmethyst dimensions : approx. 10.3 x 8 x 5.5mm."^^<http://www.w3.org/2001/XMLSchema#string>
<https://en.expertissim.com/our-works-of-art-and-antiques/mauboussin>