Recent content by Platonymous

Here's full strand for context. Pearl in question is at upper left. And then close up of those in that area. I bought on Liveauctioneers. Don't think I can return but I suppose I can complain.

There's nothing on it. It doesn't feel different than the rest of the surface. But I feel like some of the nacre came off there. Is that a reasonable hypothesis?

Does anyone know what these splotches are due to?