One more observation. Triple K style 196. I got one for 35 bucks or something. Very nice. Great value holster. Made in USA. Same one as Hair Trigger shows above.
If you can find a vintage leather Safariland Model 29 for 6"-6 1/2" N frame (marked Large Frame S&W on the back), you will have a high-rise thumb break that carries extremely well. I used one as my duty leather for my different revolvers during my 25 year law enforcement career.