Art Deco Sterling Silver Marcasite Reversible Pendant Cross Floral Signed

Pictured is a vintage Art Deco sterling silver and marcasite pendant featuring two ornate sides that flip within the frame. One side displays a radiant marcasite cross with sunburst rays the reverse features a geometric floral design with marcasite accents. Signed Sterling and Patent This clever mechanical design is a rare find. 1 1/2" x 3/4" weighs 10.4 grams