Interesting to consider those seemingly insignificant details of historical tradition.

You are not allowed to view links. Register or Login to view.

Under 'Liturgy' in paragaraph #2, the third sentence says. " The nun is also invested with a crown and a ring."
Apparently unique to Carthusian nuns. 

Of course there is a potential connection to Burgundy through the Chartreuse de Champmol founded by Philip the Bold.

Also note the Carthusian symbol with an inverted T-O and seven stars.

The Carthusians caught my attention because of their scriptoria.

One of them was a very professional scriptorium (southern HRE). Another was more remote and more casual, with uneven text and rambling illustrations. It was interesting enough that I blogged about it because the style and some of the themes reminded me of the VMS:

You are not allowed to view links. Register or Login to view. (near the lower half)