Art Deco platinum diamond and sapphire dinner ring containing three round diamonds, one European cut diamond center stone weighing approx. 1.10 cts (VS2, K-L), one European cut diamond weighing approx. 1.03 cts (VS2, J-K) and one European cut diamond weighing approx. 1.08 cts (VS1, J-K) plus 8 old mine cut diamonds together weighing approx. .20 ct. and 8 French Cut sapphires (worn). Ring size approx. 5 1/2 with two ball sizers added to shank. 6.5 grams. Provenance: The Living Estate of Elizabeth Johnston Davidson Frierson, Knoxville, TN. (Additional high-resolution photos are available at www.caseantiques.com.)