Lady's ring - diamond and simulated sap

Lady's ring - diamond and simulated sapphire, 8 mm. Sapphire, size 4; 2 marquise cut diamonds, est. .30 ctw, 10 single cut diamonds, est .20 ctw, VS 2- SI 1, Color H-I; 14 kt white gold, acid tested, not marked. 3.5 gr.