There is a Australian who has set up a abalone ;'blister pearl farm
here in a southern island. I say that one of his styles is a tear
drop shape probably used for earrings. If you want I can give you
his mobile phone number is this is not too far out of place. They
were probably about 25-30 $ each if I remember but the quality is
regards, Sharron in Saigon getting ready to move from a termite
ridden apartment into a clean one with a balcony!!