A natural and cultured pearl necklace

A natural and cultured pearl necklace, the graduated pearls are set with an cushion-shaped diamond and pearl cluster gold clasp, 87cm long

The pearls are natural saltwater from the clasp tongue to 57, and position 6, 79, 88, 99-104, 111-118, 135-137, and 141 to the end. The remaining pearls are cultured as per verbal report from Anchorcert.