15.10ct Rubellite, 1.20ct t.w. Diamond Ring In Gold. Size 6.5 All the passion, all the desire and all the excitement of a fabulously unique and beautiful creation is right here in this gorgeous 15.10 carat rubellite and 1.20 ct. t.w. diamond ring! Experience the sensational and glamourous realm of this 15.10 carat rubellite and 1.20 ct. t.w. diamond ring. The cushion-cut rubellite is framed in a halo of round diamonds which also sparkle along the band. 18kt white gold ring.