Aurora Borealis & silver tone ribbon brooch Timeless pin to be worn at any time

I’ve been told it’s Coro Pegasus it is signed on the back however I can’t make it out. All stones are in place and well secured. Each stone has its own brilliance to collectively shine in any light. To be worn only by the most confident woman. Place it on your dress, jacket or to secure your autumn or winter scarf. At any moment she is a crowd pleaser.