Amazing Color-Changing Lab-Created Zultanite, (Simulated Diaspore Gem) See Video As It Changes From Peridot-Green With Incandescent Light, To Rosey Brown Mauve in Natural Light! On Evening Lighting It Sparkles Both Colors At Once! Big 10x14mm Gem, 925 Sterling Silver Wreath Design With Cubic Zirconia Halo & 18" Sterling Silver Chain. Chain Length Options Available By Messaging Seller At The Time Of Purchase. This Amazing Gift Will Thrill! Gift Box Included. The Green Color Was Acheived in Incandescent/Fluorescent Lighting, The Pink in Natural Lighting Color-Changing Zultanite Necklace, 10x14mm Lab Created Simulated Gem, Green-To-Rosey Mauve, 925 Sterling Wreath Pendant W/18" Chain