This pendant is a beautiful piece of handmade jewelry featuring a blue glass oval cabochon and clear crackle glass dangler set in sterling silver with a 14K gold wire accent and a small prong set crystal atop. The vintage design, featuring a modern artistic theme, adds a unique and charming touch to any outfit. It has an interesting hallmark as seen that I dont know, this pendant showcases intricate craftsmanship and attention to detail, making it a standout accessory for any jewelry collection.