Welcome to the board Vincent, and many thanks for so clear an explanation of the jewels and their history.

For anyone who has not seen the items on Vincent Meylan's Instagram post, here is a link to the a photo of the Countess in her wedding jewels. https://www.instagram.com/p/BoTzaM2B6KF/?taken-by=vincentmeylan

It is not often that jewellery lovers get first hand information about the history of jewels.

Thank you Vincent for sharing this information.