my first set of Titleist irons were in the early 90's with the DCI series.. I remember they were the Blacks as they had minimal offset compared to the Gold DCI's..Those irons were money and being a cast club at that they were fairly soft.

I also…

The "on the range" fitting will be the tell tale. I agree with Cathi, the club has to look and feel good to him, after that its all about 

the contact and "preferred" ball flight. The launch monitor will help there. In my opinion, the shaft…

It is my understanding the dividers are FULL length. The boxing of the dividers should help with the pulling and putting clubs.

As for the "click-clack", you're always going to get that with all open carry bags, dividers or not. Yes that "click-clack…

I don't change the way I strike the ball on pitch shots, just the length of the backswing and how far I choke down.  When you start changing how hard or how soft you hit the ball, you lose consistency. 

The CG15 DSG wedges probably have a similar sole grind to the 60-07 and 64-07 (I had a 58 and 64).  They did OK in wet sand.  Weren't that great in hard packed sand.  OK with plush turf but had a hard time with hardpan lies.

When I swapped them for SM2…

Keep your eye on the ball during the backswing and through contact WORKS. The moment you look at your arms on the backswing, you come over the top on the downswing.

I don't change ball in the Winter but, we really don't get much of a winter here in southern Texas.