A collection of opal jewellery, 1. A ring set with an oval opal triplet, measuring approximately 20.00 x 14.95 mm, single-cut diamond accents estimated total weight 0.50 carats, stamped 18k weight 11.8gm, ring size L|2. Solid white solid opal pendant, measuring approximately 21.00 x 16.50 mm, stamped 14k, weighing 6.5gm, length 2.0 cm|3. Oval opal pendant, doublet measuring approximately 20.25 x 15.10 mm, yellow gold mount stamped 18ct, weighing 4.9gm, length 2.0 cm|4. Oval opal pendant, doublet measuring approximately 18.15 x 9.45 mm, white gold mount stamped 585, weighing 3.4gm, length 3.0 cm (4)