Large wedge of White 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.
129.46 grams / 647.30 carats / 57 x 52 x 33 mm / clean