>>2620391
More info found under this search heading in pinterest:
Iraq | Woman or child's protective amulet necklace from the Kurdish people of Süleimaniye | Early 20th century | Silver
A lady commented that it's a 1900s Guatemalan Chachal Necklace with Milagros Fetish and 1895 Peso 900
Also did a search for Chachal necklaces on Etsy... dig dig dig
https://www.etsy.com/market/chachal_necklace