This 18K rose gold Roger Dubuis Excalibur Double Tourbillion Retrograde with power reserve measures 46.55MM, it is rated 9.8 out of 10. This watch has complete service history with Roger Dubuis Switzerland, it was made in a limited edition of 28 pieces. The model with white Mother-of-Pearl dial is very rare and hard to come by. It comes with box and service papers.
