18ct white gold ring of cast construction featuring a 1.15ct round Queensland parti sapphire blue/green colour set in a 6-claw setting surrounded by 18 x 1 point FG/SI+ round brilliant cut diamonds grain set in halo with tapered shoulders featuring 2 x 0.05ct, 2 x 0.03ct, 2x 0.02ct & 2 x 0.015ct.