Victorian Sapphire & Diamond Twin Stone Toi et Moi Ring

Set with a Cushion sapphire weighing approx. 0.70ct. and an Old European cut diamond weighing approx. 0.70ct. (SI1 clarity, H-I color), flanked by two Old European & two Swiss cut diamonds weighing approx. 0.36ctw., further flanked by sixteen Rose cut diamonds measuring approx. 1.4mm., fashioned in platinum & 18k rose gold. French hallmarks. Circa 1890. EGL-US400136109D
Size 6.