Lot#41 Colt Diamondback in 38 Special with 4″ Barrel. This highly collectable serpent gun features a beautiful blued finish and the popular 4″ barrel. The gun shows little with just a slight cylinder ring and remains excellent condition throughout. These revolvers make a great collectable and this one is a collector grade. The price of these revolvers are going up, up and up. Great investment piece. Estimated Value: Low: $1,500 High: $1,800.