Ladies 18 karat white gold blue topaz and diamond ring designed by Charles Krypell featuring one prong set pear shaped london blue topaz weighing 1.73 ct. Accenting the ring are 24 prong set round brilliant cut diamonds weighing 0.42 ct. The diamonds are G-H color, VS1-SI1 clarity. The ring is a size 6.50 and weighs 4.10 grams.