Small stone donuts

Howdy, Folks, I’m looking to find a source for tiny stone donuts–
not bigger than 15mm OD with ID of 4-12mm. I don’t really want donut
beads with holes drilled through the donuts, a la -0- arrangement.
True donuts.

If an offline contact is more appropriate, please do so at
danamail@progarts.com

Every grateful for the Orchid Family,

Dana Umphres
Albuquerque, NM