Lot (12) Czech 1920's Deco vintage geometric floral blue black glass buttons

Lot of 12 vintage Czech assorted round, square and trapezium geometric and floral design dark blue and black glass buttons. A mix of shapes, colors, designs and sizes. Some with silver lustre or gold gilt finish. 1 has a hole in the glass where a rhinestone would be inset. These are perfect for crafters or button artists to paint or use in jewelry. These are original 1930's glass buttons and may have nicks to the edges or unpolished edges from the original hand polishing and cutting processes. Some residual dirt from storage.
Wonderful premium quality vintage Czech glass buttons for collecting, sewing, jewelry design, crafting or fashion design. 

Size: 18 - 23mm 11/16" - 14/16" 
Material: Vintage glass. 
Shank: self shank/sew through
Origin: Czech
Year: Vintage cca. 1920's
Condition: Original authentic vintage condition. 
Quantity: 12