18kt yellow gold Firefly diamond and opal necklace from Kiki McDonough featuring 18kt yellow gold, pavé-set diamonds, opal, circular pendant, delicate chain, lobster claw fastening and polished finish. Hallmarked in the United Kingdom at the London Assay Office.. Normal everyday use and external agents may reduce the lustre of gemstones and gold surfaces. To maintain, use specific, non-abrasive products specially meant for cleaning jewellery..
