Vintage Unsigned Kramer Flower Brooch Pin 1950’s

I Stunning, unsigned, Kramer of New York 3D flower trembler brooch pin , features multi layers of satin pearl silver tone petals with a gold edge and multi color glass prong set rhinestones at the center in green , blues , pink and lavender. Excellent pre-owned condition all the stone present. This beautiful brooch is unsigned but I see others like this signed Kramer . Measure 3” High x 2 1/8” Wide