0.90 Cts of 6 mm AAA Heart London Blue Topaz Pendant in 14K Yellow Gold Timeless pendant to go with any outfit. The solitaire pendant has the finest AAA quality heart-shaped London Blue Topaz prong-set in 14K Yellow Gold. The London Blue Topaz is coveted for its deep, rich blue hues which is obtained by treating natural colorless Topaz treated to get the color. Blue Topaz is a December Birthstone. 30 Day No questions asked Return Policy Free-Shipping within US December Birthstone/ Anniversary Gift