"Flor de Loto" Silver Necklace with Cortez Pearl by "Noble Sensación""Flor de Loto" Collar de Plata con Perla colorida del Mar de Cortez hecho por "Noble Sensacin" This is a new necklace designed by "NS" made by hand on sterling silver (0. 925) with an stunning colorful Cortez Pearl. The most impressive thing about this pearl is its colors, and how they are mix to each other, creating this "rings" illusion on its surface; You'll see a copper color on top, and a gradient green, purple and blue in the entire surface,