Product Description The Atom Flower Floral Gemstone Rhinestone Pin Brooch. This scientific brooch features blue rhinestones in an atom-like array of silver plated loops with a flower "nucleus." This brooch is crafted and authenticated by Pugster Inc. Measures approximately 1.5 inches in diameter. Attaches securely with a pin clasp. Enlarged to show detail. The Atom Flower Floral Gemstone Rhinestone Pins Brooches.