A very old gem that is discovered from the depths of the seas and is very attractive to all people. The special appearance and unique shine of this stone separates it from other precious stones to the extent that many legends have been told about it and it has also earned the title of the mother of gems.

The gem you are describing is likely the pearl. Pearls are unique among gemstones as they are produced by living organisms, primarily oysters. They are known for their lustrous and captivating shine, often described as having a unique iridescence.