This is a Beautiful, Arizona Sleeping Beauty Turquoise / Apatite / Zircon Ring. 

This ring is made of Platinum over Fine Sterling Silver. It has a TCW of 2.35ct is made up of the following: 

1.44ct AZ-SB Turquoise Cab 7mm

0.70ct Blue Apatite 2.5mm

0.21ct Zircon Mix mm Baguettes

Natural, earth mined gemstones.

New, never worn from a smoke & pet free home. Size 8