Have a look at this interesting link. Via Google Translate, the Dutch website is in English. If you scroll down , in de middle you find the rings .
Please ask if you want to have some translation.
Benten
https://wrmt73r3x4wpzoi652h7mqcuie-ac5fdsxevxq4s5y.translate.goog/items-en-hun-verhaal (ps. copy this link and paste it in the adress bar above)
