Pale Green/Mint 3 Layers Necklace

Light pale green or mint color for this stylish necklace. Was a gift from my grandmother and might need to be polished a bit even though the necklace it's in a very good condition. No missing stones. Unable to determine what kind of stones are those. But beautiful three layers of green/mint stones in golden chain tone, link chain. Stock photo is generated by AI. Pls refer to the original pictures.