Your search for "crowns" revealed the following:
Sovereign/Past Sovereign Jewel on Purple Grosgrain Ribbon Collar
Regular price $57.75RCC 3 Sovereign/Past Sovereign Jewel on purple grosgrain ribbon collar, gold plated.
1" Purple Enamel Templar Cross with Jewel
Regular price $72.00KT 231 - 1" Purple metal Templar Cross with clutch back. - Sold in pairs. STOCK ITEM