These large earrings feature thin slices of genuine Canadian nephrite jade stud. Each piece of jade measures 42mm long x 23mm wide (1.65 inches x 0.90 inches). The hooks are 925 sterling silver. 30 day satisfaction guarantee! Jade is a natural stone, so the shade of color may vary slightly. All of our jade is grade A, unless otherwise noted. It is 100% Pure Nephrite Jade, with no treatments whatsoever. What is Jade? Jade is one of two gemstones, nephrite jade or jadeite jade. Nephrite jade , (a Nephrite Jade, Jade Earrings, Large Earrings, Natural Stone, Jade, 925 Sterling Silver, Pure Products, Gemstones, Sterling Silver