- Randomly found in urns and chests (With Prowler's Profit the chances are greatly increased).
- One may be received from Harrald Law-Giver in Riften next to the Mistveil Keep, sparring with a dummy. He will give a short quest upon speaking to him and the reward for the quest is two random precious gems (Gems given are randomised on reload).
- One can possibly be received after completing some radiant quests such as the one to return Dravin's Bow to Dravin Llanith at Merryfair Farm, however this is random.
- In Shriekwind Bastion, beside the throne in the room with the torture instruments. Spawns a few rubies with chance for flawless.
- The Emperor's Quarters on The Katariah.
- Amaund Motierre carries one.
- Under the word wall in the frozen lake at the Forgotten Vale.