Ben Garelick Auriel Marquise Cut Blue Topaz Lab-Grown Diamond Engagement RingRadiating elegance and a touch of whimsy, our Auriel marquise blue topaz and lab grown diamond engagement ring is a vision of refined beauty. At its heart glistens an 11. 8 x 6. 5 mm marquise cut blue topaz, its vivid sky blue hue evoking clear waters and endless horizons. Framing the center stone is a delicate scattering of lab grown diamonds, thoughtfully arranged to draw the eye and add sparkle from every angle. Two round cut lab grown diamonds on