Thank you for submitting your item for appraisal. The ring is in solid 8kt gold and it has a blue sapphire set in the center. The stone is round and old cutted, it seems natural untreated and it appears to weight around 0.10ct. Observing the pictures the ring could be antique of the beginning of the 20th century. The ring is accurately handcrafted. Please contact me of you have and question, I will be happy to answer.