mark vi alto

Hello everyone, I came across this Mark VI Alto. I attached some pictures to this post in case you would like to see. I am not sure if it is fake or not. I mean it looks legit, but I do not really know the seller. He is selling it very cheap at $3,400. Is it real? Also, I bartered with him if...

Hi all- Noob here, posting because I'd really like to sell my Selmer Mark VI Alto sax but am not really sure how to proceed. I'm a multi-instrumentalist and very experienced in selling other instruments, but as you can imagine, selling a saxophone is very different - particularly one of this...