This is a 10K white gold (marked), pear-shaped, blue topaz ring with one very tiny accent diamond on each side to add a bit of sparkle. The blue topaz stone is set diagonally in a tension mounting. The stone is 8.8 by 5.7 millimeters, which is approximately 3 1/2 carats. The ring is size 7, weighs 1.7 grams, and is in excellent condition.