Dwarven Ring of Thúlin's Tribe

The Ring of Thúlin's Folk had been given to Riimukäsi by disguised ambassadors of Sauron.Riimukäsi who initially did not knew the ring came from Sauron, passed it on to his heirs.At the fall of Kibil-Tarag the ring and it's last bearer Jääsilmä were devoured by a great Dragon.