Lot (12) antique Czech purple amethyst glass bangles hoops 40mm

Lot (12) antique Czech Bohemian handmade purple Art glass bangles, hoops or earring elements. All made by hand by winding glass cane around a metal core before glass soldering the ends together.
Primarily these pieces were made for export to India as ritual items and ornaments. Sybille Jargstorf describes the Czech bangle industry in the book - Heritage of Bohemia on page 126. These were found in their original packaging, marked Bernstein.
Great for any jewelry design project, earring hoops, ribbon decoration, chain connectors, Christmas ornaments, home decor or napkin rings.
      
Northern Bohemia circa 1900-20´s
Size: 40mm or 1.6 inches diameter. 34mm; 1.35" internal diameter. There my be some variation +/-2mm
Material: Glass
Condition: Excellent.
Quantity: 12 from the lot
Note - these bangles are not large enough to be worn on the wrist