Vintage Schreiber & Hiller Art Deco channel set paste emerald green rhinestone and gold tone machine age long bar brooch bezel Looking at the style and

Looking at the style and construction of these pieces

I haven't seen this design before and it is so unusual

and fastens with a popper clasp where the two leaf sections overlap

The last picture shows the patent drawings and how the construction was achieved

Ornate and intricate multi-coloured glass rhinestone

Vintage Schreiber & Hiller Art Deco channel set paste emerald green rhinestone and gold tone machine age long bar brooch bezel Looking at the style andWonderful vintage Art Deco DRGM bar brooch in silver tone with clear channel set rhinestones using the Schreiber and Hiller company's patented construction. Made by Schreiber and Hiller in Germany as we now know, these pieces are beautifully and intricately engineered. The brooch is around 3. 5 inches long is stamped DRGM 1139525 on the reverse. The brooch is in very good vintage condition and fastens with a secure European trombone clasp. This