MOI0125 Moissanite Radiant 9x7mm F1 C&C SOR-16599 14 kt yellow gold and diamonds Finger size 4.25 Ring Size 4.25 FOREVER ONE: This is the highest classification of moissanite and the most expensive as well. Forever One moissanite are compared to a GIA certified Colorless diamond at D-E color and have a “super white” look to them. The Forever One moissanite is much more rare and they only produce a small amount at a time in very limited millimeter sizes and shapes. Stock for these is limited because they are a newer addition to the C&C line. If you like diamonds that appear completely colorless this is going to be your best bet!