Ну да испанцы.
Там они в описание подробно написали почему такой дорогой уход случился. Мол монету такой формы использовали женщины Нового Света в виде кулона во время религиозных обрядов.
The date is clear and the shape perfect for the type with perfectly aligned medallic axes, a nicely formed stem at the tom, and a gently curved tail. The exact reason for the production of these pieces is unknown, but it is thought to have some religious significance, and the pieces were worn, in various ways, by women members of the Church.