Click on a picture for full size. Specifications below gallery.

Brand: Ludwig

Sizes: 12x8, 14x14, 20x14 – The Downbeat configuration

Finish: Black Diamond Pearl

Shells: 3-ply with reinforcing rings. White Resa-Cote interior.

Manufacturing year: 1965-67.

Badges: Keystone badges with serial number 370121, 370183, 369651.

Hoops: Chrome over steel.

Condition: EXC+

Price: Currently not for sale.
(Snare, stands and cymbals are not included in a sale)

I love Black Diamond Pearl. And this is a great old school sounding kit. 
You can read more about the snare drum here.