In almost 50 years of being around guns. I have never seen one with a 2 1/2 inch barrel before! Most probably it will be a Safe Queen as it is just too good an investment!
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135747-5078.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135752-7532.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326153951-3348.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135804-8886.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135812-2788.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135819-6184.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135825-6621.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135831-8647.jpg)
![Colt - 1976 Diamondback 2 1/2 Colt - 1976 Diamondback 2 1/2](https://pictures.gunauction.com/8414212710/14836974/20180326135840-2644.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151649-5241.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151658-9365.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151706-9974.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151713-1380.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151718-3701.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151724-4705.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151732-6865.jpg)
![](https://pictures.gunauction.com/8414212710/14836974/20180326151751-7226.jpg)
In almost 50 years of being around guns. I have never seen one with a 2 1/2 inch barrel before! Most probably it will be a Safe Queen as it is just too good an investment!