This elegant 20 inch necklace features a string of Tahitian pearls, a natural lustrous material known for its iridescent play of colours ranging from light metallic grey, blue to dark green. This necklace comes with a pair of matching Tahitian pearl ball hook earrings. This necklace includes 51 pearls in total with a circumference of 7 mm with an hallmarked sterling silver S lock Tahitian Pearl Necklace, 20 Inch Necklace, 30th Wedding Anniversary, Tahitian Pearls, Hook Earrings, Grey Blue, 30 Years, Wedding Anniversary, Birthstone