Astronomical Articulating Armillary Sphere Ring

Astronomical rings, also known as Gemma's rings, are an early astronomical instrument. The instrument consists of three rings, each representing the celestial equator, declination, and the meridian. Includes zodiac and planetary symbols. Materials: Copper, gold/silver plating (not stamped) May be 1/4 larger or smaller than listed size This item is new with tags. Any variation in appearance is due to the style and natural variations of the materials. Some of the hinges may be stiff or loose.