Shop › Pink Peruvian Opal and Pearl Necklace Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 Pink Peruvian Opal and Pearl Necklace $145.00 Pink Peruvian Opal (4mm) with Freshwater Pearls. 14K Gold-Filled Toggle Clasp. 15" lengthEach piece is one-of-a-kind. Add To Cart Added! Pink Peruvian Opal (4mm) with Freshwater Pearls. 14K Gold-Filled Toggle Clasp. 15" lengthEach piece is one-of-a-kind.