Three (3) vintage diamond rings. 1st item: Platinum diamond and sapphire dress ring, dome shaped containing 24 pave set round diamonds with total weight approx. 1.04 cts (SI, J-K) and 17 rectangular French Cut sapphires outlining the diamonds. All in a tapered filigree shank. Ring size 5 1/2 short. Marked Platinum irid. 5.1 grams. 2nd item: Art Deco platinum diamond dress ring, three old mine cut diamonds weighing together approx. .30 ct. and 14 full cut diamonds weighing together approx. .50 ct. (all I-J, SI-I). Ring size 6. 5 grams. 3rd item: Vintage 14k white gold diamond band containing 5 single cut diamonds, approx .08 ct. Ring size 5 3/4, 2 grams. Provenance: The Living Estate of Elizabeth Johnston Davidson Frierson, Knoxville, TN. (Additional high-resolution photos are available at www.caseantiques.com.)