Unusual and rare Signet ring of a British Nobility in British India.The name is engraved on white agate in Persian script and
it is dated 1180 Hijri.The date can be translated as 1759 A.D.It might of interest to note that Battle of Plassey was fought in the year 1757.
The ring is in excellent condition as evidenced in the images posted.Fourth is the mirror image to read it the signet in Persian.