18K Yellow Gold Freeform Amethyst Ring

18K Yellow Gold Ring Freeform Cut Amethyst 15.00 CT; 13 Round Brilliant Diamonds 0.25 CT TW, VS-SI, H-I; Finger Size 6; Satin Finish; Signed: Bruno Guidi, Brazil; 12.0 DWT or 18.66 Grams.