You'll admire the elegant yet unique design of this black and white freshwater cultured pearl and white lab-created sapphire duo bypass ring in silver. Crafted in sleek sterling silver this choice showcases a pair of luminous 6. 0mm button-shaped freshwater cultured pearls-one in black the other in white-glistening side-by-side. Bypassing ribbons lined with white lab-created sapphires highlight the center duo.