Original Star K™ Heart Shape 8mm Simulated Emerald Pendant. The impressive Original Star K™ Heart Shape 8mm Simulated Emerald Pendant, crafted in .925 Sterling Silver. This attractive design is set with 1 stone prong set green Heart Shape Simulated Emerald, 1 stone prong set colorless Round Cubic Zirconia. This design measures 8.00 mm wide, 18.00 mm long. Emerald is May Birthstone: From the French “esmeralde” meaning “green gem”. A symbol of immortality, it is said to improve memory, wisdom and intuition. Free 18 inches chain included. And buy this Original Star K Heart Shape 8mm Simulated Aquamarine Pendant Studs Was $199.99 Now $55.99.