White Freshwater Pearls & Black Onyx Necklace. Length - 60 cm Weight - 111,5 g White freshwater pearls and black onyx paired together symbolize the ultimate balance of polarities: light and dark, softness and strength, and yin and yang. The pearl represents purity, wisdom, and emotional calm, while the onyx provides grounding, protection, and resilience. Item will be shipped by registered mail with tracking number.