Pink opal tourmaline and topaz pendant necklace rose gold over sterling

This necklace is in excellent pre owned condition showing little to no signs of wear. One white topaz stone is missing in the top of setting just under the bail. Barely noticeable. Priced accordingly.  Stones test and show as pink opal (centerpiece), pink tourmaline and white topaz around the halo. This is sterling silver that’s been electroplated with rose gold. Chain measures 18 inches.