Shop › Long Pittenweem sea glass sterling silver necklace Image 1 of 1 Long Pittenweem sea glass sterling silver necklace Sale Price: £89.50 Original Price: £179.00 Long Pittenweem sea glass sterling silver necklace. Chain 30”. One of a kind. Add To Cart Added! Long Pittenweem sea glass sterling silver necklace. Chain 30”. One of a kind.