Wampum Seashell Necklace November 16, 2012November 15, 2012 innershell 0 Comment on Wampum Seashell Necklace Wampum seashell necklace handcrafted on Cape Cod comes with 16” sterling silver chain.Shell are cut sanded and polished to bring out deep purple colors. seashell jewelryseashell necklaceshell necklacewampum jewelry