Lot (50) vintage Czech opaline rondelle glass beads or button elements. These were possibly made as tiny "rosarian" buttons where a wire would be threaded through, attached with a seed bead at the top and formed into a loop at the bottom. 
For jewelry making, fashion design, sewing and crafting.

Origin: N. Bohemia / Czech cca 1930´s 
Size: 8 x 5mm; 5/16" x 3/16" approx
Material: glass.
Condition: Authentic vintage condition.
Quantity: 50