Honestly, the more I look at her the more I question whether she is even an Enchi. The color along the side of the belly isn't right to me. It's hard to see the head to see if she has the 'mickey mouse ears' that enchis have.
If it's a reputable breeder don't listen to me...
This^^ . My first thought was that It doesn't look enchi to me. $300 for a female shipped also seems also cheap. I also am no expert, so again, if they are reputable. Here are some pictures of mine for example also.
If nothing ever changed, there would be no butterflies.