Just aquired from estate of freind who passed away a Model 650 3" round butt, 22 Mag w/factory supplied 22LR cylinder. Gun is like new with factory box and manuals. I have tried various searches but have not been able to find a true value of this gun. I was able to find many listings/auctions for the Model 651 which has adjustable sites and while not common a fair amout chaning hands. Your thought swould be appreicated, Thanks Rom