It's likely either a signature model, or a guitar that comes in a woodfinish that isn't shown as one, as hammondrckr described.
well obviously the dk1 dinky comes in a natural finish...

a dealer can probably order it.

05' G&L S-500
95' Godin LGX

96' Yamaha APX 6-A

Peavey Classic 30
Maxon OD808
The DX10D also comes in natural and is a lot cheaper but doesn't have binding and has duncan designed pickups.