Rift Item:Qaijiri Ritual Stone  

Use this to upgrade the Antique Turquoise Chain to Qaijiri Pendant of Precision or Qaijiri Pendant of Aversion.

You can then use the Voshan's Phylactery to upgrade the necklace to it's final, Purple form: Spirit-Infused Pendant of Precision or Spirit-Infused Pendant of Aversion.