I have the same pistol. I went with a www.Simplyrugged.com holster from member Rob. Just got back from a 4100 mile motorcycle trip and sometimes forgot it was on. It carries this heavy revolver better than anything else I have tried.
www.simplyrugged.com
A Silver Dollar Pancake fits mine like a glove.
Had the same holster for a Taurus. The LCR fit was horrible in the standard J-frame holster. Ordered this one from Rob for the LCR and love the fit and comfort.
Comparing the two of them, he really adjusted for the...
http://www.bellmtcs.com/store/index.php?cid=672
Bellm has been on a push for the 7.62x54 for a couple months. He makes custom barrels also.
I have a couple of the Encore barrels and his work is fantastic. See if he can help you any.
Take a look at a couple of our members here who do custom grips. I ordered a set of birdseye maple from Sgt. Schultz and everyone who sees them ask if they are ivory. They are tough as iron and fit like a dream. Might be a choice for him.
Not to aim you somewhere else, but have you talked to Mike Bellm about this? He makes the 357 max barrels for the encore and is a huge proponent of the round. He is easily accessable by phone and answers his own phone. Have had him do a couple encore barrels for me that I am thrilled with...