Just a bit more than your budget, perhaps, but worth it - a used Arcam Alpha 9 CD player. It's an excellent player.
2nd system dedicated cdp: $500 Build quality a +
Looking for dedicated cdp with exceptional build quality for vintage system...no need for dvd,dvd-a,sacd,multi, or changer...primarly looking for very good sound and exceptional build quality...20 bit ok too...DEnon 1650 comes to mind...any others?