The Ocean Tiara: Created in 2011 by Van Cleef & Arpels. It was made to represent ocean waves and can be converted into a necklace. Materials: more than 850 diamonds and 359 sapphires in three shades, totaling over 1,200 stones and 70 carats. Provenance: Princess Charlene of Monaco, from Prince Albert II of Monaco on the occasion of their 2011 wedding. Van Cleef & Arpels created unique jewelry for Princess Charlene of Monaco, a gift from her husband, Prince Albert II.