This simple but elegant necklace is based on a Central European (possible Hungarian) wrought bronze spiral armband. Known as an armilla about 1500 B. It is one of the many bronze artifact unearthed from the ancient burial mounds of. The Bronze Age tribes. Vintage new, hard to find. Sterling silver with 24 k gold plate. 15″ with a removable 3 1/2″ extender chain. Comes with museum information text.