Lab Grown Emerald Pendant Necklace handcrafted in solid gold. Single 3.1 ct lab grown emerald. Cushion cut. The pendant is suspended from a gold double link rope chain with spring clasp. Size: 9.9 x 19.3 mm (0.39 x 0.76 in). Material: 9ct Gold. Total metal weight: 2.44 gr. 1 cushion cut lab grown emerald (10 x 10 mm) = 3.1 ct. Colour: Green. Stone cut: Cushion Cut. Anniversary: 20th Anniversary 35th Anniversary. Birthstone: May.