page_title: Black Prince's Ruby
hierarchical_section_title: Black Prince's Ruby
caption_attribution_description: English: Imperial State Crown of the United Kingdom
context_page_description: The Black Prince's Ruby is a large, irregular cabochon red spinel weighing 170 carats set in the cross pattée above the Cullinan II diamond at the front of the Imperial State Crown of the United Kingdom. The spinel is one of the oldest parts of the Crown Jewels of the United Kingdom, with a history dating back to the middle of the 14th century. It has been in the possession of England's rulers since it was given in 1367 to its namesake, Edward of Woodstock.
context_section_description: The Black Prince's Ruby is a large, irregular cabochon red spinel weighing 170 carats (34 g) set in the cross pattée above the Cullinan II diamond at the front of the Imperial State Crown of the United Kingdom. The spinel is one of the oldest parts of the Crown Jewels of the United Kingdom, with a history dating back to the middle of the 14th century. It has been in the possession of England's rulers since it was given in 1367 to its namesake, Edward of Woodstock (the "Black Prince").
caption: The gemstone at the front of the Imperial State Crown
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