Thanks for the comments, well its a fresh water mussel but that's not the actual shell because the actual shell is a little bigger. I don't think we have quahog mussel's in this side of the world but they could be cousin's.
This find is a first for Fiji and making it one of the most rare's...
Thanks for the comments GemGeek, I have downloaded an better picture for your perusal. Well according to the Ministry of Fisheries in Fiji that this find is a first in Fiji to involve Freshwater Mussel Pearls. The only pearl cultivated is done in Fiji is Saltwater Pearls in Savusavu by J. Hunter...
Purple Natural COlour Pearl found in Freshwater Mussels in Rewa, Fiji. This find is the first in Fiji's history. The Pearl is called the Purple Queen Pearl for it colour and beautiful shapped size and Luminous. Pictures of the Purple Queen is attached for perusal.