Well, I'm not too sure about the metal. Titanium seems like it'd be good, considering our hobby. Platinum might be good, too, unless that's too soft? But I think those more silvery-looking metals will go better with Mikleo's look anyway.

[As for the stone....]

I was thinking an emerald for the stone, like the one in his circlet. Oh, and his ring size is—[He gives her the size for Mikleo's ring finger.]