Precious Stone Amethyst 2 Citrine 4 Diamond 56 Emerald 4 Garnet 2 Morganite 1 Opal 6 Ruby 6 Sapphire 5 Tanzanite 4 Topaz 5 Pearl 4 Turquoise 1 Blue John 2
Precious Stone Clarity VS1 = Very Slightly Included 1 2 VS2 = Very Slightly Included 2 5 SI1 = Slightly Included 1 9 SI2 = Slightly Included 2 1