Jacob Hull necklace with large pendant

Impressive necklace designed by Jacob Hull with a large, fairy-tale pendant. Likely silver, but the material is unknown as it is a gift. The material of the stone is unknown. The pendant is 7.5 cm long and 6 cm wide. The necklace length is approx. 66 cm. Please note the small crack shown by the pen, which has been there since the necklace was bought. Comes with a blue velvet box.