Beautiful as she is, this gemstone and diamond ring is a treasured keepsake in the making. Fashioned in warm 10k gold, this vibrant look features a 12. 0 x 10. 0 decagon-shaped london blue topaz centered on a diamond-touched shank. Radiant with 1/15 ct. T. W. Of diamonds and a brilliant buffed luster, this ring is a glamorous look that fits any occasion.