The Vintage Bucherer 15 Jewel Ball Pendant Watch is a stunning piece of jewelry for women. This unique necklace watch features an open-back design.  With 15 jewels, this watch exudes a sense of luxury and sophistication, making it a timeless accessory for any occasion. Bucherer's reputation for quality craftsmanship shines through in this exquisite timepiece, making it a valuable addition to any collection. 

Wind up. Seems to be keeping time. Fob part is gold filled, I do not know metal of the watch itself.