No Image Lot 125 An early 20th century black opal and diamond brooch 125An early 20th century black opal and diamond brooch Lyon & Turnbull An early 20th century black opal and diamond brooch Millegrain-set with an oval cabochon black opal, flanked to either side by a cluster of thre... Add to watchlist Live
No Image Lot 37 Two opal and diamond brooches, the first a Victorian openwork old brilliant cut diamond floral cl... 37Two opal and diamond brooches, the first a Victorian openwork old brilliant cut diamond floral cl... Roseberys London Two opal and diamond brooches, the first a Victorian openwork old brilliant cut diamond floral cluster design brooch with central cabochon opal an... Add to watchlist Live