17 / 40 / 40, +10, Witch Ring equipped, tested on Silver Knights.
Hunter's Ring equipped (total dex 22): Sacred Flame:924, Chaos Bed Westiges:569, R1:208
No Hunter's Ring: Sacred Flame:916, CBW:564, R1:206
With Hunter's Ring and Catrhus Milkring (total dex 25), Demon's Scar deals more damage with pyromancies than Parting Flame despite having 10 less adjustment. (Not counting the additional combustion explosion)