Breathtaking large piece of royal blue/purple YAG.  Yttrium aluminum garnet (YAG, Y3Al5O12) Lab created garnet with a RI of 1.833 and 8.5 hardness, making it suitable for everyday jewelry.

YAG is also known for its fabulous dispersion.  Clean with occasional manufacturing flow.

33.86 grams / 169.30 carats / 35 x 30 x 17 mm