ART DECO PLATINUM DIAMOND RING: Platinum filigree ring centering an old European round cut diamond, approx. 4.55 x 3 mm. An additional 20 round full and round single cut diamonds add sparkle. TOTAL diamond weight: Approx. 1 Ct., averaging VS in clarity and G-H color. Size 5 1/2. Sold with current Atlanta Gemological GIA graduates appraisal for $4,650.