Juwelen des Schicksals
Jewels (original)
Starring Annette O'Toole, Anthony Andrews, Jürgen Prochnow, Corinne Touzet, Sheila Gish, Simon Oates, Robert Wagner, Bradley Cole, Ursula Howells, Geoffrey Whitehead
It's a drama show, and has a rating of 6.8 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from Switzerland.