I would think a conrad johnson premier 350 would be a good fit. I believe Martin Colloms used a pair of Eidolon Diamonds when he reviewed the 350. You can find a copy of the review on cj's website. Here is the link
http://www.conradjohnson.com/It_just_sounds_right/reviews.html
http://www.conradjohnson.com/It_just_sounds_right/reviews.html