Other Gemstone Jewelry › R31-144873-50358321 Image 1 of 1 R31-144873-50358321 $0.00 Call for Availability Ruby & Diamond Ring features a 0.95 CT ruby as center, and 36 round diamonds TTW 0.17 CT. Call for Availability Added! Ruby & Diamond Ring features a 0.95 CT ruby as center, and 36 round diamonds TTW 0.17 CT.