I've never ordered from JTV, but love to watch them. For some reason, their hosts just make me giggle, and they are selling jewelry! I have to agree the idea is brilliant.
But, wouldn't you know, they don't have the bezel type setting in 6mm. Most of what I ordered was 6 or 6.5mm because I was thinking of putting one in my orignal ering. But, that key pendant for the cushion looks good...