Cabochon Deep Red Ruby Handmade Women Elegant Ring Product: Ring Gemstone: Ruby Color: Red Metal Types: Sterling Silver 925, 14k Gold, and 18k Gold Gold Weight: 8 to 10 grams approx Handmade Ring It is heated and treated (lab-created) but High-Quality Ruby with Sterling Silver 925, 14k Gold, and 18k Gold Handmade Rings.