there's a pair of Audio Alchemy DPA-1Ms (class D monoblocks) on AG for $1595. Highly recommended by several quality review magazines
https://www.audiogon.com/listings/lisa9di4-audio-alchemy-dpa-1m-monoblock-power-amp-solid-state
https://www.audiogon.com/listings/lisa9di4-audio-alchemy-dpa-1m-monoblock-power-amp-solid-state