B-Series Movement.

[muzi]

Is there an accurate B-Series movement out there from the dealers?

 

[hooligan]

Relatively accurate, yes. It would be the movements with the standard square shaped bridges, no swan neck regulator and the "grafitti" decoration.

Here is a pic of my genuine D series movement for reference (or rep movements lack the sunburst decoration and the beveled edges on the wheels, though):