Round Cut Lab Created Ruby Gemstone

These loose round faceted cut lab-created Ruby gemstones are available for a custom-built ring by Nodeform Jewelry. Select your stone size & type, then select a ring setting that fits the shape and size of the selected stone. Add both to your cart and we'll create your ring! Lab-Grown Ruby Specs: Sizes: 4 mm/ 0.4ct, 4.5 mm/ 0.5ct, 5 mm/ 0.67ct, 5.5 mm/ 0.95ct, 6 mm/ 1.2ct, 6.5 mm/ 1.5ct,  7 mm/ 1.85ct, 7.5 mm/ 2.0ct, 8 mm/ 2.75ct Treatment: Lab Created Some sizes may take 4 weeks to be custom made