This ring is made with APM Yellow Alloy and 18k gold plated layer of 3 microns, they are paved with white and green cubic zirconia. The APM Yellow Alloy is made of 95% recycled material. It is anti-tarnishing and anti-allergenic. 2-year worldwide warranty Material: APM Yellow Alloy made of 95% recycled material and 18k gold plated (3 microns), white and green cubic zirconia, anti-tarnishing and anti-allergenic All our products are handcrafted and microset by hand in our ateliers Color: Yellow gold Size: Choose your size from 4.5 to 9