An 18ct gold coral and diamond butterfly dress ring, 1976, the wings set with Corallium rubrum panels and with brilliant-cut diamond highlights, to a bifurcated band, maker’s mark ‘HGG&PM’, London hallmark, ring size M-N. £300-£500

Please note coral is covered by CITES legislation and may be subject to import/export and trade restrictions and USA Fish and Wildlife regulations. Please be aware that it is the buyer’s responsibility to arrange any CITES export license for their purchases. More information can be found at www.cites.org.