i) yellow gold opal & diamond pendant. The solid free form white opal is bezel set within a triangular shaped gold surround, set with 3 diamonds displaying red, mauve and green opalescence, 9ct gold (tested). Measures approximately 23 x 24 mm . Ii) 9ct yellow gold opal & diamond ring. The oval solid white opal in an abstract gold setting decorated with 3 diamonds. Displaying red, mauve and green opalescence. The opal measures approximately 15 mm x 9 mm