A natural pearl weighing 2.25 kg

It is believed to the second largest pearl that have found in the world.

Bonhams said in a statement that the pearl was discovered in waters near the Philippine island of Palawan, its shape like the human brain and the diameter is up to 15 cm, the pearl weighs 2.25 kg.
 
The estimated price of this pearl is between 300,000 to 400,000 dollars, the auction will be held on Dec. 6 at the Natural History Museum in Los Angeles, and the lower half of the clamshell which seeds this large peal will be auctioned together.
 
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