<http://schema.org/description>
"A. BOVY after J. PEYRE\r\n\r\nSterling silver medallion depicting Napoleon Louis Eugene Prince Imperial, born March, 16, 1856. Mounted in brooch.\r\n\r\nDiameter : 4.5 cm. (1-3/4 in.)\r\n\r\nWeight : 58 g.  (1.86 oz)"^^<http://www.w3.org/2001/XMLSchema#string>
<https://en.expertissim.com/our-works-of-art-and-antiques/jewellery/brooch/silver>