<https://blog.dupontregistry.com/watches/roger-dubuis-adds-three-new-excalibur-single-flying-tourbillons-to-its-collection/#webpage>
<http://schema.org/description>
"Three new styles for one great timepiece collection. The Excalibur Collection from Roger Dubuis continues to highlight itself as the brand’s coveted"
<https://blog.dupontregistry.com/watches/roger-dubuis-adds-three-new-excalibur-single-flying-tourbillons-to-its-collection/>