Szul.com 3.60 Carat All Natural Pear Shaped Green Amethyst and Diamond Pendant for $39 with free shipping. The natural green amethyst weighs 3.60 carats and 4 diamonds weigh a total of .03 carat, color H-I, clarity I2-I3. A big, bold gemstone pendant perfect for formal and casual wear. The pendant and chain are crafted in solid .925 sterling silver. The pendant measures 24mm x 10mm.