About: http://webisa.webdatacommons.org/335776339

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Crystal: Transparent cover on a watch face that gives view of the dial; Sapphire and mineral are the most common crystals used today.
http://www.w3.org/ns/prov#wasQuotedFrom	evine.com