Crown Princess Mette-Marit of Norway wears a long necklace of silvery black pearls during commemorations of Holocaust Remembrance Day in Oslo, January 2015; the necklace also features an elegant diamond and pearl pendant

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Crown Princess Mette-Marit of Norway wears a necklace of pink pearls (or beads) for a literary luncheon at The Groucho Club during the Norwegian state visit to Britain, October 2005

Crown Princess Mette-Marit of Norway wears a seed pearl necklace with a small diamond bow and pearl drop pendant during the Norwegian state visit to the United Kingdom, October 2005; the pearl necklace is similar to the one worn by Princess Ingrid Alexandra with her heart pendant