Sterling Silver St. Brigid&rsquo;s Cross w/ Irish Connemara Green Marble Pendant with 18" Silver Chain Sterling Silver with inset intarsia of Irish Connemara Marble st. Brigids Cross Pendant. Irish Connemara Green marble specially selected from the sellers own quarry. This pendant measures 7/8" wide 18 Inch silver chain. 92.5% Sterling Silver ( Hallmark qualification),Nickel Free You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!