Sterling Silver Peacock and White Frshwater Cultured Pearl with Cubic Zirconia Pendant Necklace, 18" Amazon Curated Collection. $40.00. The natural properties and process of pearl formation define the unique beauty of each pearl. The image may show slight differences in texture, color, size and shape.. Cubic Zirconia is an affordable diamond alternative that reveals brilliant shine and a meticulous cut.. Made in China. Save 47%!