Other Gemstone Jewelry › E31-140928-50314113 Image 1 of 2 Image 2 of 2 E31-140928-50314113 $0.00 Call for Availability Ruby & Diamond Stud Earring with 2 ruby for center TTW 2.37 CT, and 80 round diamonds TTW 0.91 CT for the double halo. Call for Availability Added! Ruby & Diamond Stud Earring with 2 ruby for center TTW 2.37 CT, and 80 round diamonds TTW 0.91 CT for the double halo.