I’ve found references to the Electa Amator II being more traditionally voiced than the III. And what I've read is consistent with what you say about the Guarneri Homage.
I’m curious -- did you become a S. Faber aficionado before or after the shift to greater neutrality?
"Beautiful sounding" is subjective. It would be helpful to know which sonic attributes constitute beautiful to you and in tandem with which components.