This is a Beautiful, Arizona Sleeping Beauty Turquoise / Multi Tourmaline Ring. 

This ring is Pltinum over Fine Sterling Silver and is made up of the following: 

2.25ct AZ SB Turquoise Cab 10x8mm

2.40ct Tourmaline 4x3mm

Tourmaline are multi-color. Including rare Paraiba color.

Premium, Natural, Earth mined gemstones.

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