18ct gold 29.81ct Ethiopian opal & diamond ring, the band stamped 18ct, featuring a claw set oval smoked Ethiopian opal cabochon of 29.81ct with flashing red, orange and green tones, encircled by thirty round brilliant cut diamonds (colour J/clarity Si-I1) totalling approx. 0.90ct, above an 18ct yellow gold band, total weight 11.50gm, size O together with a copy of valuation certificate dated 2024