On eBay there's a very good 60mm 200mm fl finder - looks identical to the latest Orion version but less than half the price!
Add a ASI 120 mono and you have the makings of a very good finder/ guider.
(I use one with a DMK51 as an electronic finder - no issues, no drama)
EDIT:
http://www.ebay.com.au/itm/361619657...%3AMEBIDX%3AIT