Hallmarked, 9ct, all yellow gold, diamond and opal set cluster pendant The pendant consists of one central round opal measuring approximately 3mm in d...

Hallmarked, 18ct, yellow and white gold, oval opal and diamond cluster pendant.The pendant consists of one central oval opal measuring approximately 2...

Hallmarked, 9ct, all yellow gold, single stone round opal set pendant The pendant consists of one round opal, measuring 5mm in diameter, set in a four...