This is a Beautiful, Kuisa Rainbow Moonstone / Zircon Stackable Rings. Three Total Rings. See Pics

These rings are made of  Platinum over Fine Sterling Silver and 4.50ct is made up of the following: 

4.40ct Moonstone 10mm 

0.10ct Zircon 1mm

Natural, Earth mined gemstones.

New, never worn from a smoke & pet free home. Size 10

ONLY ONE