Accessorize with zodiacs with the Astronomical Ball Ring Choose from silver or gold colour rings Available in sizes: 6, 7, 8 or 9 Please see images for complete size guide Moves just like the regular armillary spheres with inscriptions of zodiac signs Decorative bands that date back to the style of the 16th and 17th centuries Thickness 0.35cm; weight 10g Save 70% on the Astronomical Ball Ring for 5.99 pounds down from 19.99 pounds