Shop › Spiny Oyster Image 1 of 1 Spiny Oyster $95.00 Spiny Oyster Rectangles, Coral Rounds, Turquoise Heshi beads with Slide Clasp, 7.5 in. Add To Cart Added! Spiny Oyster Rectangles, Coral Rounds, Turquoise Heshi beads with Slide Clasp, 7.5 in.