14K white gold 9.5x9 mm Onion Chatham lab grown Blue Sapphire 3.1 carat and Lab-Grown Diamond .18 carat total weight on an 18" box chain with a lobster clasp. Lab grown Chatham Blue Sapphire is the gem of truth and loyalty, which makes this gemstone a perfect choice. The rich velvety blue of twilight, sapphire is a peaceful color you’ll never get tired of seeing. Chatham’s lab grown blue sapphires have a silky blue color and pure clarity seen in only the best of mined gems.
