Diamond – 0.2 %
Blue Sapphire – 0.5 %
Emerald – 0.5 %
Purple Sapphire – 0.5 %
Ruby – 0.5 %
White Sapphire – 0.5 %
Yellow Sapphire – 0.5 %
Pearl – 0.7 %
Red Coral – 0.7 %
Cat’s Eye – 0.8 %
Hessonite – 0.8 %
Opal – 0.8 %
Amethyst – 1 %
Aquamarine – 1 %
Citrine – 1 %