<http://schema.org/description>
"18ct (750\u00B0/oo) yellow gold openwork knot clip brooch with  gadrooned  and twisted yellow gold ribbons. Yellow gold pin. \r\nBearing the signature Mauboussin.\r\n\r\nGross weight : 13g (0.4oz).\r\n\r\nBrooch dimensions : 4.4 x 3.3cm (1.7 x 1.3in)."^^<http://www.w3.org/2001/XMLSchema#string>
<https://en.expertissim.com/our-works-of-art-and-antiques/mauboussin>