Red Lab Ruby – Size 10 Ring – 925 Sterling Silver 13mm USA Made 10ct
13mm – Round – 10.00ct. LAB-CREATED RED RUBY. Composition, Hardness, and Optically. 925 Sterling Silver. Nickel Free. Mohs Scale Hardness: 9 (diamond is 10). Band Width: 1.5mm. Ring Height on Finger: 9mm.