Sparkle through the season in these exquisite earrings from the Gemma by Effy Collection. The stunning stud silhouette features cushion-cut ruby (2-7/8 ct. T.w.) set in 14k gold. Approximate drop: 1/3 inch. Almost all rubies are lead-glass filled. Surface cavities and fractures are filled with glass and glass-like substances that contain lead. Emerald is usually penetrated with oil, wax or resin to improve appearance. Often dyed with color agents. All gemstone carat weights (ct. T.w.), if mentioned, are approximate; variance may be .05 carat.