Edwardian style vintage estate ring, stamped 18 karat white gold, with 2 prong set modified Old European cut natural diamonds weighing approximately 0.50 total, G color, SI1 clarity, flanked by 2 bezel set straight baguette shaped blue synthetic sapphires.  The ring has a tapered filigree pattern, with wheat highlights on the shank. Ring top measures 12mm long x 15mm wide, with a shank that narrows from 4mm to 1mm at the back. Size 4.75.