Art Deco Opal Diamond Sapphire Ring

A stunning Art Deco platinum ring with 1 oval cabochon deep intense indigo blue opal, approx. 3.37ct; 14 old European cut diamonds, est. 0.44ct (clarity:VS-SI & G-H colour) and 4 straight baguette synthetic (typical of the era) deep blue sapphires, est. 0.36ct.