67 Convertible rear side window trim/seal

I need a part for a 67 dodge dart convertible. It's the vertical chrome and rubber weather seal that is attached to the rear side window and seals between the door opening and rear side window. I have the driver's side as pictured but I'm in need of the passenger side.

Can anyone help? At present I have a 1/2" gap between the passenger door window and the passenger rear window.