Fine Vintage Ruby Mounted In A Diamond And Platinum Ring. The Center Cabochon Ruby Is Approximately 2.03ct. Burma Origin - See The Last Image Showing It Glows When Image Was Taken With A Black Light. The Flanking Diamonds Are Near Colorless Tapered Baguettes. The Translucent Ruby Gemstone Is Approximately 8mm x 9.5mm. The Ruby Is Approximately 8mm x 9mm x 4mm. The Ring Size Is 7.