16.5" seat, medium tree. New condition, purchased, and set on horses back with a towel in between. Saddle is not wide enough for my moose. Cannot return saddle. It has never been girthed. Has original tags on saddle, in perfect condition. Gullet is 6 3/4" and saddle is 24" long along the spine. Good luck bidding, and thank you for your bid! ***Shipping will be determined by zipcode. I will submit to buyer Fed Ex cost of shipping plus 7.00 for box and shipping materials. If less than listed 60.00, I will return difference. If more I will absorb that cost. Saddle will be well packaged to avoid any scratches, and will be insured for final cost.