To see a world in a grain of sand and heaven in a wild flower, hold infinity in the palm of your hand and eternity in an hour. -William Blake. Your spirituality is on display with Alexandrite infinity jewelry. The birthstone of June, Alexandrite is an amazing and mysterious stone. A created alexandrite ring is a unique and entertaining attention getter. Black and gold make a beautiful and elegant combination. A black onyx ring is a perfect accessory for any outfit.