RARE - Beretta Silver Pigeon SC

Jake back again with something a little different. a colour hardened Beretta silver pigeon SC
With a quick pad change... links to the products used :
avalonguns.co....

[@faycalamezianeelhassani4471]

My first Gun was a silver pigeon 686, I acquired it 30 years ago, I still have it, No prospects of selling it or get rid of it. It's not an option.

[@tylerschlinke4815]

How rare is this and anyone have a link to more info on it? Specifically looking for info on the 12gauge