I have three scopes for sale and all are priced under your budget. All of them are in excellent condition.
Leupold VX 3 3.5 - 10 x 40 duplex crosshair matte with or without Leupold flip-up front cover.
Zeiss Conquest 3-5 - 10 duplex and matte
Leica ER 5 2 - 10 x 50 ballistic reticle (not illuminated) matte