<http://schema.org/description>
"Fontana, Charles. Paris \r\n\r\nPlatinum (950\u00B0/oo) clip brooch depicting a ribbon paved with old-mine cut diamonds enhanced with lines of old-mine cut diamonds in prong setting. 18ct (750\u00B0/oo) white gold pins at the back.\r\nFrench work.\r\nCharles Fontana &amp; Cie maker\u2019s mark.\r\nEarly 20th century.\r\nGross weight : 11g (0.35oz). \r\nFontana case, 13 rue Royale, Paris.   \r\nTotal diamond weight : approx. 4 to 5 cts.\r\nDiamond qualities : supposed colour G/H, supposed clarity VS."^^<http://www.w3.org/2001/XMLSchema#string>
<https://en.expertissim.com/fontana-charles-platinum-old-mine-cut-diamond-clip-brooch-12269652>