Rainier's wedding gift to Grace New York : While he was in New York, Prince Rainier chose this ensemble of pearls and diamonds to present to his bride, American Screen Actress Grace Kelly, on their wedding day. The ensemble consists of a triple pearl necklace with twin diamond ornaments, a three-strand bracelet with three diamond flower motifs, a diamond flower ring with pearl centre, and pearl ear clips with diamonds. 19 April 1956