18 karat white, rose and yellow gold stacking rings with orange sapphires, white sapphires and green chrome tourmaline Chrome Tourmaline= 0.40ctw White sapphires=0.42ctw Orange sapphires=0.41ctw finger size 6 18 karat white, rose and yellow gold stacking rings with orange sapphires, white sapphires and green chrome tourmaline - $1960.00 18 karat white, rose and yellow gold stacking rings with orange sapphires, white sapphires and green chrome tourmaline - $1960.00