Feature:Armillary sphere rings that are incredibly well-crafted and detailed.Inscriptions or zodiac symbols were often used as decorative elements on the bands.When it closed, they look like any other ring, but as the different bands are fanned out, the rings take on a unique quality.Built with anywhere between two to eight moving bands, these intricate pieces of jewelry would need to have been executed by skilled craftsmen.Specification:Material: MetalSize: 7-9Color: As the picture showUS Size Diameter Circumference7: 17.3mm 54.5mm8: 18.1mm 57mm9: 18.9 mm 59.5mmGender:UnisexMetals Type:CopperPackage List:1 x Ring/Pendant Necklace