Opal set Edwardian 9ct yellow gold pendant marked 9ct with a barrel clasp. Approx 1@ pear cabochon cut opal 17 mm x 10 mm x 5.2 mm, 1@ round 6 mm x 2.59 mm x showing strong blue- red, flashes of orange, yellow, green necklace length 40 cm, total weight 4.3 grams