Sterling Silver Swiss Blue Topaz, London Blue Topaz and White Topaz 3-Stone Fancy Ring, Size 7 6.5mm Round 1.6 cttw Swiss Blue Topaz flanked by two pear cut 5x3mm London blue topaz stones 22 round cut 1.1mm white topaz accenting around the London blue topaz stones. Fishtail-like carvings decorate the shank for added interest. Beautiful hues of blue in timeless style.