I purchased the golden South Sea heart shaped pearl from the PP Hong Kong live stream. The pendant and chain are hand fabricated and granulated in 22k gold.
I came across a recent article and remembered this discussion from many years, ago. The article is about the threat to the blue pearls in New Zealand. I was fortunate to be able to purchase two beautiful blue pearls, many years ago...
IGS has a new updated article. I have included the link but I am not certain if non-members can view it. https://www.gemsociety.org/article/keshi-pearls-souffle-pearls/