Wow, this is a nice one! I initialy had something sinister in thoughts, this look gives me the vibes of a medival landlord who lives in a bleak manor and collects some sinister artifacts there. And yet a man who the common folks speculate about all the time and still know little to none about him!
But yours was a fresh perspective, I can dig this one for sure
Understand. Someone more mysterious like Arundel with the Heartstone Gem so hmm then how about: Turmalin Oakcarver / Runecarver / Wardstone / Mythalshard (based on
https://forgottenrealms.fandom.com/wiki/Mythal)?