The Finishes and colors and brand names of these saxophones is different.

Yamaha finish

compare the Finishes

Selmer Sandblast Finish

What you sent me a Yamaha not a Selmer.

Selmer also uses the left portion of this picture on their saxophones

Here is the Yamaha neck with its symbol.This came with the Yamaha horn you sent me.

Here is a selmer neck with a blue s